impertinence vs cheek

impertinence and cheek both are nouns.

Word	Noun	Adjective	Verb	Adverb
impertinence	Yes	No	No	No
cheek	Yes	No	Yes	No

As nouns, impertinence and cheek are synonyms defined as:

Other synonyms of impertinence include impudence.

impertinence (noun)	cheek (noun)
inappropriate playfulness	impudent aggressiveness
the trait of being rude and impertinent; inclined to take liberties	either side of the face below the eyes
an impudent statement	either of the two large fleshy masses of muscular tissue that form the human rump
	an impudent statement

impertinence (verb)	cheek (verb)
	speak impudently to