diff --git a/packages/util-crypto/src/mnemonic/bip39-en.ts b/packages/util-crypto/src/mnemonic/bip39-en.ts
index bc4ce0de3..97ea0522f 100644
--- a/packages/util-crypto/src/mnemonic/bip39-en.ts
+++ b/packages/util-crypto/src/mnemonic/bip39-en.ts
@@ -4,2051 +4,4 @@
 // Adapted from the bitcoinjs/bip39 source
 // https://github.com/bitcoinjs/bip39/blob/1d063b6a6aee4145b34d701037cd3e67f5446ff9/ts_src/
 
-export default `abandon
-ability
-able
-about
-above
-absent
-absorb
-abstract
-absurd
-abuse
-access
-accident
-account
-accuse
-achieve
-acid
-acoustic
-acquire
-across
-act
-action
-actor
-actress
-actual
-adapt
-add
-addict
-address
-adjust
-admit
-adult
-advance
-advice
-aerobic
-affair
-afford
-afraid
-again
-age
-agent
-agree
-ahead
-aim
-air
-airport
-aisle
-alarm
-album
-alcohol
-alert
-alien
-all
-alley
-allow
-almost
-alone
-alpha
-already
-also
-alter
-always
-amateur
-amazing
-among
-amount
-amused
-analyst
-anchor
-ancient
-anger
-angle
-angry
-animal
-ankle
-announce
-annual
-another
-answer
-antenna
-antique
-anxiety
-any
-apart
-apology
-appear
-apple
-approve
-april
-arch
-arctic
-area
-arena
-argue
-arm
-armed
-armor
-army
-around
-arrange
-arrest
-arrive
-arrow
-art
-artefact
-artist
-artwork
-ask
-aspect
-assault
-asset
-assist
-assume
-asthma
-athlete
-atom
-attack
-attend
-attitude
-attract
-auction
-audit
-august
-aunt
-author
-auto
-autumn
-average
-avocado
-avoid
-awake
-aware
-away
-awesome
-awful
-awkward
-axis
-baby
-bachelor
-bacon
-badge
-bag
-balance
-balcony
-ball
-bamboo
-banana
-banner
-bar
-barely
-bargain
-barrel
-base
-basic
-basket
-battle
-beach
-bean
-beauty
-because
-become
-beef
-before
-begin
-behave
-behind
-believe
-below
-belt
-bench
-benefit
-best
-betray
-better
-between
-beyond
-bicycle
-bid
-bike
-bind
-biology
-bird
-birth
-bitter
-black
-blade
-blame
-blanket
-blast
-bleak
-bless
-blind
-blood
-blossom
-blouse
-blue
-blur
-blush
-board
-boat
-body
-boil
-bomb
-bone
-bonus
-book
-boost
-border
-boring
-borrow
-boss
-bottom
-bounce
-box
-boy
-bracket
-brain
-brand
-brass
-brave
-bread
-breeze
-brick
-bridge
-brief
-bright
-bring
-brisk
-broccoli
-broken
-bronze
-broom
-brother
-brown
-brush
-bubble
-buddy
-budget
-buffalo
-build
-bulb
-bulk
-bullet
-bundle
-bunker
-burden
-burger
-burst
-bus
-business
-busy
-butter
-buyer
-buzz
-cabbage
-cabin
-cable
-cactus
-cage
-cake
-call
-calm
-camera
-camp
-can
-canal
-cancel
-candy
-cannon
-canoe
-canvas
-canyon
-capable
-capital
-captain
-car
-carbon
-card
-cargo
-carpet
-carry
-cart
-case
-cash
-casino
-castle
-casual
-cat
-catalog
-catch
-category
-cattle
-caught
-cause
-caution
-cave
-ceiling
-celery
-cement
-census
-century
-cereal
-certain
-chair
-chalk
-champion
-change
-chaos
-chapter
-charge
-chase
-chat
-cheap
-check
-cheese
-chef
-cherry
-chest
-chicken
-chief
-child
-chimney
-choice
-choose
-chronic
-chuckle
-chunk
-churn
-cigar
-cinnamon
-circle
-citizen
-city
-civil
-claim
-clap
-clarify
-claw
-clay
-clean
-clerk
-clever
-click
-client
-cliff
-climb
-clinic
-clip
-clock
-clog
-close
-cloth
-cloud
-clown
-club
-clump
-cluster
-clutch
-coach
-coast
-coconut
-code
-coffee
-coil
-coin
-collect
-color
-column
-combine
-come
-comfort
-comic
-common
-company
-concert
-conduct
-confirm
-congress
-connect
-consider
-control
-convince
-cook
-cool
-copper
-copy
-coral
-core
-corn
-correct
-cost
-cotton
-couch
-country
-couple
-course
-cousin
-cover
-coyote
-crack
-cradle
-craft
-cram
-crane
-crash
-crater
-crawl
-crazy
-cream
-credit
-creek
-crew
-cricket
-crime
-crisp
-critic
-crop
-cross
-crouch
-crowd
-crucial
-cruel
-cruise
-crumble
-crunch
-crush
-cry
-crystal
-cube
-culture
-cup
-cupboard
-curious
-current
-curtain
-curve
-cushion
-custom
-cute
-cycle
-dad
-damage
-damp
-dance
-danger
-daring
-dash
-daughter
-dawn
-day
-deal
-debate
-debris
-decade
-december
-decide
-decline
-decorate
-decrease
-deer
-defense
-define
-defy
-degree
-delay
-deliver
-demand
-demise
-denial
-dentist
-deny
-depart
-depend
-deposit
-depth
-deputy
-derive
-describe
-desert
-design
-desk
-despair
-destroy
-detail
-detect
-develop
-device
-devote
-diagram
-dial
-diamond
-diary
-dice
-diesel
-diet
-differ
-digital
-dignity
-dilemma
-dinner
-dinosaur
-direct
-dirt
-disagree
-discover
-disease
-dish
-dismiss
-disorder
-display
-distance
-divert
-divide
-divorce
-dizzy
-doctor
-document
-dog
-doll
-dolphin
-domain
-donate
-donkey
-donor
-door
-dose
-double
-dove
-draft
-dragon
-drama
-drastic
-draw
-dream
-dress
-drift
-drill
-drink
-drip
-drive
-drop
-drum
-dry
-duck
-dumb
-dune
-during
-dust
-dutch
-duty
-dwarf
-dynamic
-eager
-eagle
-early
-earn
-earth
-easily
-east
-easy
-echo
-ecology
-economy
-edge
-edit
-educate
-effort
-egg
-eight
-either
-elbow
-elder
-electric
-elegant
-element
-elephant
-elevator
-elite
-else
-embark
-embody
-embrace
-emerge
-emotion
-employ
-empower
-empty
-enable
-enact
-end
-endless
-endorse
-enemy
-energy
-enforce
-engage
-engine
-enhance
-enjoy
-enlist
-enough
-enrich
-enroll
-ensure
-enter
-entire
-entry
-envelope
-episode
-equal
-equip
-era
-erase
-erode
-erosion
-error
-erupt
-escape
-essay
-essence
-estate
-eternal
-ethics
-evidence
-evil
-evoke
-evolve
-exact
-example
-excess
-exchange
-excite
-exclude
-excuse
-execute
-exercise
-exhaust
-exhibit
-exile
-exist
-exit
-exotic
-expand
-expect
-expire
-explain
-expose
-express
-extend
-extra
-eye
-eyebrow
-fabric
-face
-faculty
-fade
-faint
-faith
-fall
-false
-fame
-family
-famous
-fan
-fancy
-fantasy
-farm
-fashion
-fat
-fatal
-father
-fatigue
-fault
-favorite
-feature
-february
-federal
-fee
-feed
-feel
-female
-fence
-festival
-fetch
-fever
-few
-fiber
-fiction
-field
-figure
-file
-film
-filter
-final
-find
-fine
-finger
-finish
-fire
-firm
-first
-fiscal
-fish
-fit
-fitness
-fix
-flag
-flame
-flash
-flat
-flavor
-flee
-flight
-flip
-float
-flock
-floor
-flower
-fluid
-flush
-fly
-foam
-focus
-fog
-foil
-fold
-follow
-food
-foot
-force
-forest
-forget
-fork
-fortune
-forum
-forward
-fossil
-foster
-found
-fox
-fragile
-frame
-frequent
-fresh
-friend
-fringe
-frog
-front
-frost
-frown
-frozen
-fruit
-fuel
-fun
-funny
-furnace
-fury
-future
-gadget
-gain
-galaxy
-gallery
-game
-gap
-garage
-garbage
-garden
-garlic
-garment
-gas
-gasp
-gate
-gather
-gauge
-gaze
-general
-genius
-genre
-gentle
-genuine
-gesture
-ghost
-giant
-gift
-giggle
-ginger
-giraffe
-girl
-give
-glad
-glance
-glare
-glass
-glide
-glimpse
-globe
-gloom
-glory
-glove
-glow
-glue
-goat
-goddess
-gold
-good
-goose
-gorilla
-gospel
-gossip
-govern
-gown
-grab
-grace
-grain
-grant
-grape
-grass
-gravity
-great
-green
-grid
-grief
-grit
-grocery
-group
-grow
-grunt
-guard
-guess
-guide
-guilt
-guitar
-gun
-gym
-habit
-hair
-half
-hammer
-hamster
-hand
-happy
-harbor
-hard
-harsh
-harvest
-hat
-have
-hawk
-hazard
-head
-health
-heart
-heavy
-hedgehog
-height
-hello
-helmet
-help
-hen
-hero
-hidden
-high
-hill
-hint
-hip
-hire
-history
-hobby
-hockey
-hold
-hole
-holiday
-hollow
-home
-honey
-hood
-hope
-horn
-horror
-horse
-hospital
-host
-hotel
-hour
-hover
-hub
-huge
-human
-humble
-humor
-hundred
-hungry
-hunt
-hurdle
-hurry
-hurt
-husband
-hybrid
-ice
-icon
-idea
-identify
-idle
-ignore
-ill
-illegal
-illness
-image
-imitate
-immense
-immune
-impact
-impose
-improve
-impulse
-inch
-include
-income
-increase
-index
-indicate
-indoor
-industry
-infant
-inflict
-inform
-inhale
-inherit
-initial
-inject
-injury
-inmate
-inner
-innocent
-input
-inquiry
-insane
-insect
-inside
-inspire
-install
-intact
-interest
-into
-invest
-invite
-involve
-iron
-island
-isolate
-issue
-item
-ivory
-jacket
-jaguar
-jar
-jazz
-jealous
-jeans
-jelly
-jewel
-job
-join
-joke
-journey
-joy
-judge
-juice
-jump
-jungle
-junior
-junk
-just
-kangaroo
-keen
-keep
-ketchup
-key
-kick
-kid
-kidney
-kind
-kingdom
-kiss
-kit
-kitchen
-kite
-kitten
-kiwi
-knee
-knife
-knock
-know
-lab
-label
-labor
-ladder
-lady
-lake
-lamp
-language
-laptop
-large
-later
-latin
-laugh
-laundry
-lava
-law
-lawn
-lawsuit
-layer
-lazy
-leader
-leaf
-learn
-leave
-lecture
-left
-leg
-legal
-legend
-leisure
-lemon
-lend
-length
-lens
-leopard
-lesson
-letter
-level
-liar
-liberty
-library
-license
-life
-lift
-light
-like
-limb
-limit
-link
-lion
-liquid
-list
-little
-live
-lizard
-load
-loan
-lobster
-local
-lock
-logic
-lonely
-long
-loop
-lottery
-loud
-lounge
-love
-loyal
-lucky
-luggage
-lumber
-lunar
-lunch
-luxury
-lyrics
-machine
-mad
-magic
-magnet
-maid
-mail
-main
-major
-make
-mammal
-man
-manage
-mandate
-mango
-mansion
-manual
-maple
-marble
-march
-margin
-marine
-market
-marriage
-mask
-mass
-master
-match
-material
-math
-matrix
-matter
-maximum
-maze
-meadow
-mean
-measure
-meat
-mechanic
-medal
-media
-melody
-melt
-member
-memory
-mention
-menu
-mercy
-merge
-merit
-merry
-mesh
-message
-metal
-method
-middle
-midnight
-milk
-million
-mimic
-mind
-minimum
-minor
-minute
-miracle
-mirror
-misery
-miss
-mistake
-mix
-mixed
-mixture
-mobile
-model
-modify
-mom
-moment
-monitor
-monkey
-monster
-month
-moon
-moral
-more
-morning
-mosquito
-mother
-motion
-motor
-mountain
-mouse
-move
-movie
-much
-muffin
-mule
-multiply
-muscle
-museum
-mushroom
-music
-must
-mutual
-myself
-mystery
-myth
-naive
-name
-napkin
-narrow
-nasty
-nation
-nature
-near
-neck
-need
-negative
-neglect
-neither
-nephew
-nerve
-nest
-net
-network
-neutral
-never
-news
-next
-nice
-night
-noble
-noise
-nominee
-noodle
-normal
-north
-nose
-notable
-note
-nothing
-notice
-novel
-now
-nuclear
-number
-nurse
-nut
-oak
-obey
-object
-oblige
-obscure
-observe
-obtain
-obvious
-occur
-ocean
-october
-odor
-off
-offer
-office
-often
-oil
-okay
-old
-olive
-olympic
-omit
-once
-one
-onion
-online
-only
-open
-opera
-opinion
-oppose
-option
-orange
-orbit
-orchard
-order
-ordinary
-organ
-orient
-original
-orphan
-ostrich
-other
-outdoor
-outer
-output
-outside
-oval
-oven
-over
-own
-owner
-oxygen
-oyster
-ozone
-pact
-paddle
-page
-pair
-palace
-palm
-panda
-panel
-panic
-panther
-paper
-parade
-parent
-park
-parrot
-party
-pass
-patch
-path
-patient
-patrol
-pattern
-pause
-pave
-payment
-peace
-peanut
-pear
-peasant
-pelican
-pen
-penalty
-pencil
-people
-pepper
-perfect
-permit
-person
-pet
-phone
-photo
-phrase
-physical
-piano
-picnic
-picture
-piece
-pig
-pigeon
-pill
-pilot
-pink
-pioneer
-pipe
-pistol
-pitch
-pizza
-place
-planet
-plastic
-plate
-play
-please
-pledge
-pluck
-plug
-plunge
-poem
-poet
-point
-polar
-pole
-police
-pond
-pony
-pool
-popular
-portion
-position
-possible
-post
-potato
-pottery
-poverty
-powder
-power
-practice
-praise
-predict
-prefer
-prepare
-present
-pretty
-prevent
-price
-pride
-primary
-print
-priority
-prison
-private
-prize
-problem
-process
-produce
-profit
-program
-project
-promote
-proof
-property
-prosper
-protect
-proud
-provide
-public
-pudding
-pull
-pulp
-pulse
-pumpkin
-punch
-pupil
-puppy
-purchase
-purity
-purpose
-purse
-push
-put
-puzzle
-pyramid
-quality
-quantum
-quarter
-question
-quick
-quit
-quiz
-quote
-rabbit
-raccoon
-race
-rack
-radar
-radio
-rail
-rain
-raise
-rally
-ramp
-ranch
-random
-range
-rapid
-rare
-rate
-rather
-raven
-raw
-razor
-ready
-real
-reason
-rebel
-rebuild
-recall
-receive
-recipe
-record
-recycle
-reduce
-reflect
-reform
-refuse
-region
-regret
-regular
-reject
-relax
-release
-relief
-rely
-remain
-remember
-remind
-remove
-render
-renew
-rent
-reopen
-repair
-repeat
-replace
-report
-require
-rescue
-resemble
-resist
-resource
-response
-result
-retire
-retreat
-return
-reunion
-reveal
-review
-reward
-rhythm
-rib
-ribbon
-rice
-rich
-ride
-ridge
-rifle
-right
-rigid
-ring
-riot
-ripple
-risk
-ritual
-rival
-river
-road
-roast
-robot
-robust
-rocket
-romance
-roof
-rookie
-room
-rose
-rotate
-rough
-round
-route
-royal
-rubber
-rude
-rug
-rule
-run
-runway
-rural
-sad
-saddle
-sadness
-safe
-sail
-salad
-salmon
-salon
-salt
-salute
-same
-sample
-sand
-satisfy
-satoshi
-sauce
-sausage
-save
-say
-scale
-scan
-scare
-scatter
-scene
-scheme
-school
-science
-scissors
-scorpion
-scout
-scrap
-screen
-script
-scrub
-sea
-search
-season
-seat
-second
-secret
-section
-security
-seed
-seek
-segment
-select
-sell
-seminar
-senior
-sense
-sentence
-series
-service
-session
-settle
-setup
-seven
-shadow
-shaft
-shallow
-share
-shed
-shell
-sheriff
-shield
-shift
-shine
-ship
-shiver
-shock
-shoe
-shoot
-shop
-short
-shoulder
-shove
-shrimp
-shrug
-shuffle
-shy
-sibling
-sick
-side
-siege
-sight
-sign
-silent
-silk
-silly
-silver
-similar
-simple
-since
-sing
-siren
-sister
-situate
-six
-size
-skate
-sketch
-ski
-skill
-skin
-skirt
-skull
-slab
-slam
-sleep
-slender
-slice
-slide
-slight
-slim
-slogan
-slot
-slow
-slush
-small
-smart
-smile
-smoke
-smooth
-snack
-snake
-snap
-sniff
-snow
-soap
-soccer
-social
-sock
-soda
-soft
-solar
-soldier
-solid
-solution
-solve
-someone
-song
-soon
-sorry
-sort
-soul
-sound
-soup
-source
-south
-space
-spare
-spatial
-spawn
-speak
-special
-speed
-spell
-spend
-sphere
-spice
-spider
-spike
-spin
-spirit
-split
-spoil
-sponsor
-spoon
-sport
-spot
-spray
-spread
-spring
-spy
-square
-squeeze
-squirrel
-stable
-stadium
-staff
-stage
-stairs
-stamp
-stand
-start
-state
-stay
-steak
-steel
-stem
-step
-stereo
-stick
-still
-sting
-stock
-stomach
-stone
-stool
-story
-stove
-strategy
-street
-strike
-strong
-struggle
-student
-stuff
-stumble
-style
-subject
-submit
-subway
-success
-such
-sudden
-suffer
-sugar
-suggest
-suit
-summer
-sun
-sunny
-sunset
-super
-supply
-supreme
-sure
-surface
-surge
-surprise
-surround
-survey
-suspect
-sustain
-swallow
-swamp
-swap
-swarm
-swear
-sweet
-swift
-swim
-swing
-switch
-sword
-symbol
-symptom
-syrup
-system
-table
-tackle
-tag
-tail
-talent
-talk
-tank
-tape
-target
-task
-taste
-tattoo
-taxi
-teach
-team
-tell
-ten
-tenant
-tennis
-tent
-term
-test
-text
-thank
-that
-theme
-then
-theory
-there
-they
-thing
-this
-thought
-three
-thrive
-throw
-thumb
-thunder
-ticket
-tide
-tiger
-tilt
-timber
-time
-tiny
-tip
-tired
-tissue
-title
-toast
-tobacco
-today
-toddler
-toe
-together
-toilet
-token
-tomato
-tomorrow
-tone
-tongue
-tonight
-tool
-tooth
-top
-topic
-topple
-torch
-tornado
-tortoise
-toss
-total
-tourist
-toward
-tower
-town
-toy
-track
-trade
-traffic
-tragic
-train
-transfer
-trap
-trash
-travel
-tray
-treat
-tree
-trend
-trial
-tribe
-trick
-trigger
-trim
-trip
-trophy
-trouble
-truck
-true
-truly
-trumpet
-trust
-truth
-try
-tube
-tuition
-tumble
-tuna
-tunnel
-turkey
-turn
-turtle
-twelve
-twenty
-twice
-twin
-twist
-two
-type
-typical
-ugly
-umbrella
-unable
-unaware
-uncle
-uncover
-under
-undo
-unfair
-unfold
-unhappy
-uniform
-unique
-unit
-universe
-unknown
-unlock
-until
-unusual
-unveil
-update
-upgrade
-uphold
-upon
-upper
-upset
-urban
-urge
-usage
-use
-used
-useful
-useless
-usual
-utility
-vacant
-vacuum
-vague
-valid
-valley
-valve
-van
-vanish
-vapor
-various
-vast
-vault
-vehicle
-velvet
-vendor
-venture
-venue
-verb
-verify
-version
-very
-vessel
-veteran
-viable
-vibrant
-vicious
-victory
-video
-view
-village
-vintage
-violin
-virtual
-virus
-visa
-visit
-visual
-vital
-vivid
-vocal
-voice
-void
-volcano
-volume
-vote
-voyage
-wage
-wagon
-wait
-walk
-wall
-walnut
-want
-warfare
-warm
-warrior
-wash
-wasp
-waste
-water
-wave
-way
-wealth
-weapon
-wear
-weasel
-weather
-web
-wedding
-weekend
-weird
-welcome
-west
-wet
-whale
-what
-wheat
-wheel
-when
-where
-whip
-whisper
-wide
-width
-wife
-wild
-will
-win
-window
-wine
-wing
-wink
-winner
-winter
-wire
-wisdom
-wise
-wish
-witness
-wolf
-woman
-wonder
-wood
-wool
-word
-work
-world
-worry
-worth
-wrap
-wreck
-wrestle
-wrist
-write
-wrong
-yard
-year
-yellow
-you
-young
-youth
-zebra
-zero
-zone
-zoo`.split('\n');
+export default 'abandon|ability|able|about|above|absent|absorb|abstract|absurd|abuse|access|accident|account|accuse|achieve|acid|acoustic|acquire|across|act|action|actor|actress|actual|adapt|add|addict|address|adjust|admit|adult|advance|advice|aerobic|affair|afford|afraid|again|age|agent|agree|ahead|aim|air|airport|aisle|alarm|album|alcohol|alert|alien|all|alley|allow|almost|alone|alpha|already|also|alter|always|amateur|amazing|among|amount|amused|analyst|anchor|ancient|anger|angle|angry|animal|ankle|announce|annual|another|answer|antenna|antique|anxiety|any|apart|apology|appear|apple|approve|april|arch|arctic|area|arena|argue|arm|armed|armor|army|around|arrange|arrest|arrive|arrow|art|artefact|artist|artwork|ask|aspect|assault|asset|assist|assume|asthma|athlete|atom|attack|attend|attitude|attract|auction|audit|august|aunt|author|auto|autumn|average|avocado|avoid|awake|aware|away|awesome|awful|awkward|axis|baby|bachelor|bacon|badge|bag|balance|balcony|ball|bamboo|banana|banner|bar|barely|bargain|barrel|base|basic|basket|battle|beach|bean|beauty|because|become|beef|before|begin|behave|behind|believe|below|belt|bench|benefit|best|betray|better|between|beyond|bicycle|bid|bike|bind|biology|bird|birth|bitter|black|blade|blame|blanket|blast|bleak|bless|blind|blood|blossom|blouse|blue|blur|blush|board|boat|body|boil|bomb|bone|bonus|book|boost|border|boring|borrow|boss|bottom|bounce|box|boy|bracket|brain|brand|brass|brave|bread|breeze|brick|bridge|brief|bright|bring|brisk|broccoli|broken|bronze|broom|brother|brown|brush|bubble|buddy|budget|buffalo|build|bulb|bulk|bullet|bundle|bunker|burden|burger|burst|bus|business|busy|butter|buyer|buzz|cabbage|cabin|cable|cactus|cage|cake|call|calm|camera|camp|can|canal|cancel|candy|cannon|canoe|canvas|canyon|capable|capital|captain|car|carbon|card|cargo|carpet|carry|cart|case|cash|casino|castle|casual|cat|catalog|catch|category|cattle|caught|cause|caution|cave|ceiling|celery|cement|census|century|cereal|certain|chair|chalk|champion|change|chaos|chapter|charge|chase|chat|cheap|check|cheese|chef|cherry|chest|chicken|chief|child|chimney|choice|choose|chronic|chuckle|chunk|churn|cigar|cinnamon|circle|citizen|city|civil|claim|clap|clarify|claw|clay|clean|clerk|clever|click|client|cliff|climb|clinic|clip|clock|clog|close|cloth|cloud|clown|club|clump|cluster|clutch|coach|coast|coconut|code|coffee|coil|coin|collect|color|column|combine|come|comfort|comic|common|company|concert|conduct|confirm|congress|connect|consider|control|convince|cook|cool|copper|copy|coral|core|corn|correct|cost|cotton|couch|country|couple|course|cousin|cover|coyote|crack|cradle|craft|cram|crane|crash|crater|crawl|crazy|cream|credit|creek|crew|cricket|crime|crisp|critic|crop|cross|crouch|crowd|crucial|cruel|cruise|crumble|crunch|crush|cry|crystal|cube|culture|cup|cupboard|curious|current|curtain|curve|cushion|custom|cute|cycle|dad|damage|damp|dance|danger|daring|dash|daughter|dawn|day|deal|debate|debris|decade|december|decide|decline|decorate|decrease|deer|defense|define|defy|degree|delay|deliver|demand|demise|denial|dentist|deny|depart|depend|deposit|depth|deputy|derive|describe|desert|design|desk|despair|destroy|detail|detect|develop|device|devote|diagram|dial|diamond|diary|dice|diesel|diet|differ|digital|dignity|dilemma|dinner|dinosaur|direct|dirt|disagree|discover|disease|dish|dismiss|disorder|display|distance|divert|divide|divorce|dizzy|doctor|document|dog|doll|dolphin|domain|donate|donkey|donor|door|dose|double|dove|draft|dragon|drama|drastic|draw|dream|dress|drift|drill|drink|drip|drive|drop|drum|dry|duck|dumb|dune|during|dust|dutch|duty|dwarf|dynamic|eager|eagle|early|earn|earth|easily|east|easy|echo|ecology|economy|edge|edit|educate|effort|egg|eight|either|elbow|elder|electric|elegant|element|elephant|elevator|elite|else|embark|embody|embrace|emerge|emotion|employ|empower|empty|enable|enact|end|endless|endorse|enemy|energy|enforce|engage|engine|enhance|enjoy|enlist|enough|enrich|enroll|ensure|enter|entire|entry|envelope|episode|equal|equip|era|erase|erode|erosion|error|erupt|escape|essay|essence|estate|eternal|ethics|evidence|evil|evoke|evolve|exact|example|excess|exchange|excite|exclude|excuse|execute|exercise|exhaust|exhibit|exile|exist|exit|exotic|expand|expect|expire|explain|expose|express|extend|extra|eye|eyebrow|fabric|face|faculty|fade|faint|faith|fall|false|fame|family|famous|fan|fancy|fantasy|farm|fashion|fat|fatal|father|fatigue|fault|favorite|feature|february|federal|fee|feed|feel|female|fence|festival|fetch|fever|few|fiber|fiction|field|figure|file|film|filter|final|find|fine|finger|finish|fire|firm|first|fiscal|fish|fit|fitness|fix|flag|flame|flash|flat|flavor|flee|flight|flip|float|flock|floor|flower|fluid|flush|fly|foam|focus|fog|foil|fold|follow|food|foot|force|forest|forget|fork|fortune|forum|forward|fossil|foster|found|fox|fragile|frame|frequent|fresh|friend|fringe|frog|front|frost|frown|frozen|fruit|fuel|fun|funny|furnace|fury|future|gadget|gain|galaxy|gallery|game|gap|garage|garbage|garden|garlic|garment|gas|gasp|gate|gather|gauge|gaze|general|genius|genre|gentle|genuine|gesture|ghost|giant|gift|giggle|ginger|giraffe|girl|give|glad|glance|glare|glass|glide|glimpse|globe|gloom|glory|glove|glow|glue|goat|goddess|gold|good|goose|gorilla|gospel|gossip|govern|gown|grab|grace|grain|grant|grape|grass|gravity|great|green|grid|grief|grit|grocery|group|grow|grunt|guard|guess|guide|guilt|guitar|gun|gym|habit|hair|half|hammer|hamster|hand|happy|harbor|hard|harsh|harvest|hat|have|hawk|hazard|head|health|heart|heavy|hedgehog|height|hello|helmet|help|hen|hero|hidden|high|hill|hint|hip|hire|history|hobby|hockey|hold|hole|holiday|hollow|home|honey|hood|hope|horn|horror|horse|hospital|host|hotel|hour|hover|hub|huge|human|humble|humor|hundred|hungry|hunt|hurdle|hurry|hurt|husband|hybrid|ice|icon|idea|identify|idle|ignore|ill|illegal|illness|image|imitate|immense|immune|impact|impose|improve|impulse|inch|include|income|increase|index|indicate|indoor|industry|infant|inflict|inform|inhale|inherit|initial|inject|injury|inmate|inner|innocent|input|inquiry|insane|insect|inside|inspire|install|intact|interest|into|invest|invite|involve|iron|island|isolate|issue|item|ivory|jacket|jaguar|jar|jazz|jealous|jeans|jelly|jewel|job|join|joke|journey|joy|judge|juice|jump|jungle|junior|junk|just|kangaroo|keen|keep|ketchup|key|kick|kid|kidney|kind|kingdom|kiss|kit|kitchen|kite|kitten|kiwi|knee|knife|knock|know|lab|label|labor|ladder|lady|lake|lamp|language|laptop|large|later|latin|laugh|laundry|lava|law|lawn|lawsuit|layer|lazy|leader|leaf|learn|leave|lecture|left|leg|legal|legend|leisure|lemon|lend|length|lens|leopard|lesson|letter|level|liar|liberty|library|license|life|lift|light|like|limb|limit|link|lion|liquid|list|little|live|lizard|load|loan|lobster|local|lock|logic|lonely|long|loop|lottery|loud|lounge|love|loyal|lucky|luggage|lumber|lunar|lunch|luxury|lyrics|machine|mad|magic|magnet|maid|mail|main|major|make|mammal|man|manage|mandate|mango|mansion|manual|maple|marble|march|margin|marine|market|marriage|mask|mass|master|match|material|math|matrix|matter|maximum|maze|meadow|mean|measure|meat|mechanic|medal|media|melody|melt|member|memory|mention|menu|mercy|merge|merit|merry|mesh|message|metal|method|middle|midnight|milk|million|mimic|mind|minimum|minor|minute|miracle|mirror|misery|miss|mistake|mix|mixed|mixture|mobile|model|modify|mom|moment|monitor|monkey|monster|month|moon|moral|more|morning|mosquito|mother|motion|motor|mountain|mouse|move|movie|much|muffin|mule|multiply|muscle|museum|mushroom|music|must|mutual|myself|mystery|myth|naive|name|napkin|narrow|nasty|nation|nature|near|neck|need|negative|neglect|neither|nephew|nerve|nest|net|network|neutral|never|news|next|nice|night|noble|noise|nominee|noodle|normal|north|nose|notable|note|nothing|notice|novel|now|nuclear|number|nurse|nut|oak|obey|object|oblige|obscure|observe|obtain|obvious|occur|ocean|october|odor|off|offer|office|often|oil|okay|old|olive|olympic|omit|once|one|onion|online|only|open|opera|opinion|oppose|option|orange|orbit|orchard|order|ordinary|organ|orient|original|orphan|ostrich|other|outdoor|outer|output|outside|oval|oven|over|own|owner|oxygen|oyster|ozone|pact|paddle|page|pair|palace|palm|panda|panel|panic|panther|paper|parade|parent|park|parrot|party|pass|patch|path|patient|patrol|pattern|pause|pave|payment|peace|peanut|pear|peasant|pelican|pen|penalty|pencil|people|pepper|perfect|permit|person|pet|phone|photo|phrase|physical|piano|picnic|picture|piece|pig|pigeon|pill|pilot|pink|pioneer|pipe|pistol|pitch|pizza|place|planet|plastic|plate|play|please|pledge|pluck|plug|plunge|poem|poet|point|polar|pole|police|pond|pony|pool|popular|portion|position|possible|post|potato|pottery|poverty|powder|power|practice|praise|predict|prefer|prepare|present|pretty|prevent|price|pride|primary|print|priority|prison|private|prize|problem|process|produce|profit|program|project|promote|proof|property|prosper|protect|proud|provide|public|pudding|pull|pulp|pulse|pumpkin|punch|pupil|puppy|purchase|purity|purpose|purse|push|put|puzzle|pyramid|quality|quantum|quarter|question|quick|quit|quiz|quote|rabbit|raccoon|race|rack|radar|radio|rail|rain|raise|rally|ramp|ranch|random|range|rapid|rare|rate|rather|raven|raw|razor|ready|real|reason|rebel|rebuild|recall|receive|recipe|record|recycle|reduce|reflect|reform|refuse|region|regret|regular|reject|relax|release|relief|rely|remain|remember|remind|remove|render|renew|rent|reopen|repair|repeat|replace|report|require|rescue|resemble|resist|resource|response|result|retire|retreat|return|reunion|reveal|review|reward|rhythm|rib|ribbon|rice|rich|ride|ridge|rifle|right|rigid|ring|riot|ripple|risk|ritual|rival|river|road|roast|robot|robust|rocket|romance|roof|rookie|room|rose|rotate|rough|round|route|royal|rubber|rude|rug|rule|run|runway|rural|sad|saddle|sadness|safe|sail|salad|salmon|salon|salt|salute|same|sample|sand|satisfy|satoshi|sauce|sausage|save|say|scale|scan|scare|scatter|scene|scheme|school|science|scissors|scorpion|scout|scrap|screen|script|scrub|sea|search|season|seat|second|secret|section|security|seed|seek|segment|select|sell|seminar|senior|sense|sentence|series|service|session|settle|setup|seven|shadow|shaft|shallow|share|shed|shell|sheriff|shield|shift|shine|ship|shiver|shock|shoe|shoot|shop|short|shoulder|shove|shrimp|shrug|shuffle|shy|sibling|sick|side|siege|sight|sign|silent|silk|silly|silver|similar|simple|since|sing|siren|sister|situate|six|size|skate|sketch|ski|skill|skin|skirt|skull|slab|slam|sleep|slender|slice|slide|slight|slim|slogan|slot|slow|slush|small|smart|smile|smoke|smooth|snack|snake|snap|sniff|snow|soap|soccer|social|sock|soda|soft|solar|soldier|solid|solution|solve|someone|song|soon|sorry|sort|soul|sound|soup|source|south|space|spare|spatial|spawn|speak|special|speed|spell|spend|sphere|spice|spider|spike|spin|spirit|split|spoil|sponsor|spoon|sport|spot|spray|spread|spring|spy|square|squeeze|squirrel|stable|stadium|staff|stage|stairs|stamp|stand|start|state|stay|steak|steel|stem|step|stereo|stick|still|sting|stock|stomach|stone|stool|story|stove|strategy|street|strike|strong|struggle|student|stuff|stumble|style|subject|submit|subway|success|such|sudden|suffer|sugar|suggest|suit|summer|sun|sunny|sunset|super|supply|supreme|sure|surface|surge|surprise|surround|survey|suspect|sustain|swallow|swamp|swap|swarm|swear|sweet|swift|swim|swing|switch|sword|symbol|symptom|syrup|system|table|tackle|tag|tail|talent|talk|tank|tape|target|task|taste|tattoo|taxi|teach|team|tell|ten|tenant|tennis|tent|term|test|text|thank|that|theme|then|theory|there|they|thing|this|thought|three|thrive|throw|thumb|thunder|ticket|tide|tiger|tilt|timber|time|tiny|tip|tired|tissue|title|toast|tobacco|today|toddler|toe|together|toilet|token|tomato|tomorrow|tone|tongue|tonight|tool|tooth|top|topic|topple|torch|tornado|tortoise|toss|total|tourist|toward|tower|town|toy|track|trade|traffic|tragic|train|transfer|trap|trash|travel|tray|treat|tree|trend|trial|tribe|trick|trigger|trim|trip|trophy|trouble|truck|true|truly|trumpet|trust|truth|try|tube|tuition|tumble|tuna|tunnel|turkey|turn|turtle|twelve|twenty|twice|twin|twist|two|type|typical|ugly|umbrella|unable|unaware|uncle|uncover|under|undo|unfair|unfold|unhappy|uniform|unique|unit|universe|unknown|unlock|until|unusual|unveil|update|upgrade|uphold|upon|upper|upset|urban|urge|usage|use|used|useful|useless|usual|utility|vacant|vacuum|vague|valid|valley|valve|van|vanish|vapor|various|vast|vault|vehicle|velvet|vendor|venture|venue|verb|verify|version|very|vessel|veteran|viable|vibrant|vicious|victory|video|view|village|vintage|violin|virtual|virus|visa|visit|visual|vital|vivid|vocal|voice|void|volcano|volume|vote|voyage|wage|wagon|wait|walk|wall|walnut|want|warfare|warm|warrior|wash|wasp|waste|water|wave|way|wealth|weapon|wear|weasel|weather|web|wedding|weekend|weird|welcome|west|wet|whale|what|wheat|wheel|when|where|whip|whisper|wide|width|wife|wild|will|win|window|wine|wing|wink|winner|winter|wire|wisdom|wise|wish|witness|wolf|woman|wonder|wood|wool|word|work|world|worry|worth|wrap|wreck|wrestle|wrist|write|wrong|yard|year|yellow|you|young|youth|zebra|zero|zone|zoo'.split('|');
diff --git a/packages/util-crypto/src/mnemonic/bip39.spec.ts b/packages/util-crypto/src/mnemonic/bip39.spec.ts
new file mode 100644
index 000000000..106743906
--- /dev/null
+++ b/packages/util-crypto/src/mnemonic/bip39.spec.ts
@@ -0,0 +1,14 @@
+// Copyright 2017-2021 @polkadot/util-crypto authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import DEFAULT_WORDLIST from './bip39-en';
+
+describe('wordlist', (): void => {
+  it('has the correct number of words', (): void => {
+    expect(DEFAULT_WORDLIST).toHaveLength(2048);
+  });
+
+  it('has no empty words', (): void => {
+    expect(DEFAULT_WORDLIST.some((n) => !n.length || n.trim() !== n)).toEqual(false);
+  });
+});