Some sets of words that sound alike or nearly alike are so commonly confused that a good writer will double-check their every use.
accept, except
advice, advise
affect, effect
allusion, illusion
capital, capitol
censor, censure
cite, site
coarse, course
complement, compliment
conscience, conscious
council, counsel
elicit, illicit
emigrate, immigrate
eminent, imminent
its, it’s
lead, led
loose, lose
passed, past
precede, proceed
principal, principle
than, then
their, they’re, there
to, too, two
weather, whether
who’s, whose
your, you’re
Related topic:
Commonly confused words