Check words you know to measure your vocabulary size (number of word families).
can
state
side
way
leap
produce
partner
competition
conceive
mechanic
strategy
thorough
ounce
spice
scarce
odour
delete
shuffle
synthetic
dilute
frenzy
comet
granite
woe
excerpt
gangster
oats
electrode
commotion
shallot
moot
thatch
forthright
abyss
highness
reggae
cinder
trivia
duodenum
scalpel
lumen
heuristic
haggard
dollop
follicle
forceps
regatta
polygraph
tat
sherd
askance
offside
britches
adieu
ingratitude
ism
endothelium
cornflower
hullabaloo
zucchini
multimode
clomp
spermicide
narthex
crotchet
preceptor
pipit
pendulous
mesothelioma
flexure
hiatal
audiogram
rubato
copal
dominus
leghorn
wintergreen
kundalini
buprenorphine
pelota
cancan
codswallop
bally
screwworm
heterotopic
numan
cami
xeric
gink
hoick
gott
shufti
parerga
stipe
hoody
edaphic
jiggery
actinide
gingival
fishguard