insolence vs crust

insolence and crust both are nouns.

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

As nouns, insolence and crust are synonyms defined as:

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

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

insolence (noun)	crust (noun)
an offensive disrespectful impudent act	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
	a hard outer layer that covers something

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