cheek vs buccinator muscle

cheek and buccinator muscle both are nouns.

Word	Noun	Adjective	Verb	Adverb
cheek	Yes	No	Yes	No
buccinator muscle	Yes	No	No	No

cheek (noun)	buccinator muscle (noun)
impudent aggressiveness	a muscle that flattens the cheek and retracts the angle of the mouth
either side of the face below the eyes
either of the two large fleshy masses of muscular tissue that form the human rump
an impudent statement

cheek (verb)	buccinator muscle (verb)
speak impudently to