Toggle Navigation
Games
Blog
News
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
News
Contact us
Help center
Sign in
Study
C1 Word Formation (nouns)
0
%
0
0
0
Back
Restart
useful (noun)
usefulness
Oops!
Okay!
simple (noun)
simplicity
Oops!
Okay!
populate (noun)
population
Oops!
Okay!
depend (noun)
dependence
Oops!
Okay!
break (noun)
breakage
Oops!
Okay!
orate (noun)
orator
Oops!
Okay!
renew (noun)
renewal
Oops!
Okay!
secret (noun)
secrecy
Oops!
Okay!
close (noun)
closure
Oops!
Okay!
sober (noun)
sobriety
Oops!
Okay!
pay (noun)
payer or payee
Oops!
Okay!
psychology (noun)
psychologist
Oops!
Okay!
member (noun)
membership
Oops!
Okay!
optimist (noun)
optimism
Oops!
Okay!
bored (noun)
boredom
Oops!
Okay!
enter (noun)
entry
Oops!
Okay!
precise (noun)
precision
Oops!
Okay!
signify (noun)
significance
Oops!
Okay!
likely (noun)
likelihood
Oops!
Okay!
amazing (noun)
amazement
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies