sendup vs impersonation

sendup and impersonation both are nouns.

Word	Noun	Adjective	Verb	Adverb
sendup	Yes	No	No	No
impersonation	Yes	No	No	No

As nouns, impersonation is a hypernym of sendup; that is, impersonation is a word with a broader meaning than sendup:

sendup: a composition that imitates or misrepresents somebody's style, usually in a humorous way
impersonation: a representation of a person that is exaggerated for comic effect

Other hypernyms of sendup include caricature, imitation.

sendup (noun)	impersonation (noun)
a composition that imitates or misrepresents somebody's style, usually in a humorous way	imitating the mannerisms of another person
	pretending to be another person
	a representation of a person that is exaggerated for comic effect