personation vs apery

personation and apery both are nouns.

Word	Noun	Adjective	Verb	Adverb
personation	Yes	No	No	No
apery	Yes	No	No	No

As nouns, apery is a hyponym of personation; that is, apery is a word with a more specific, narrower meaning than personation:

Other hyponyms of personation include mimicry.

personation (noun)	apery (noun)
imitating the mannerisms of another person	the act of mimicking; imitative behavior
acting the part of a character on stage; dramatically representing the character by speech and action and gesture