Nouns

(n)apeany of various primates with short tails or no tail at all
(n)copycat, imitator, emulator, ape, apersomeone who copies the words or behavior of another
(n)anthropoid, apeperson who resembles a nonhuman primate

Verbs

(v)apeimitate uncritically and in every aspect“Her little brother apes her behavior”
(v)caricature, aperepresent in or produce a caricature of“The drawing caricatured the President”