NOUNS
clear
clarity
education
educational
birth
born
honest
dishonest
arrange
arrangement
offence
offensive
signature
sign
capable
incapable
sign
signature
decide
decisive
verification
verify
adequate
inadequate
relieve
relief
vary
various
loss
lose
obedient
disobedient
see
(in)sight
danger (but dangerous is not the correct answer)
endangered
notification
notify
organized
disorganized