impertinence vs crust

impertinence and crust both are nouns.

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

As nouns, impertinence and crust are synonyms defined as:

impertinence and crust: the trait of being rude and impertinent; inclined to take liberties

Other synonyms of impertinence include cheekiness, freshness, gall, impudence, insolence.

impertinence (noun)	crust (noun)
inappropriate playfulness	the trait of being rude and impertinent; inclined to take liberties
the trait of being rude and impertinent; inclined to take liberties	the outer layer of the Earth
an impudent statement	a hard outer layer that covers something

impertinence (verb)	crust (verb)
	form a crust or form into a crust