Check words you know to measure your vocabulary size (number of word families).
through
rock
island
read
advise
discuss
article
pollute
troop
disc
clinic
impose
bride
patron
absent
dome
diversify
rim
enzyme
perch
capitalise
nostalgia
carnival
bum
hog
cohesive
horde
candid
pamper
bogey
rotary
mod
envision
squawk
git
hardline
commonality
snoop
bovine
morgue
couture
fortitude
sentient
solicitous
clime
rime
filo
sniffle
glutamate
pong
jamb
doric
ordinal
dacha
carthaginian
scrutinise
rheumatology
synchrony
decouple
polychlorinate
ploughshare
moulder
scherzo
idolater
wop
verderer
tapir
hammerhead
hypotonia
methotrexate
podcast
hodgepodge
admonitory
arrant
telemark
laissez
australopithecine
syndic
buprenorphine
polyphenol
gadolinium
mun
popover
dillydally
quickstep
valse
petrous
crannog
durn
paregoric
mercerise
hypertrophied
phylactery
cobber
sora
draconic
patin
amaranthine
deoxyribose
cerecloth