Check words you know to measure your vocabulary size (number of word families).
red
door
mister
market
motor
pretend
pin
owe
pace
courage
founded
reject
specimen
indulge
nonsense
rap
mint
replicate
intersect
coil
pavilion
wane
borough
repertoire
reshape
mammoth
inset
unto
figurative
casket
unearth
relativity
hoe
chirp
unscathed
sardine
stent
boogie
ergonomics
ventricular
tequila
harpsichord
dais
platonic
underhand
deface
henchman
typhoid
obsidian
putrid
manse
finicky
beltway
tarantula
gingham
licentious
elastomer
suppurate
carbonaceous
anglophone
cornet
meiosis
soporific
bromine
guesstimate
hoardings
troglodyte
jounce
cubit
hotdog
butyl
cogitate
mononucleosis
aniline
tabla
downmarket
exempla
pleomorphic
glioblastoma
alendronate
consanguineous
arthroplasty
prehension
santolina
manics
froufrou
consigliere
dorsum
mesophilic
seel
entorhinal
longe
infante
petrarchan
emplotment
ninon
anubis
pelorus
egads
interoperability