crust vs impudence

crust and impudence both are nouns.

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

As nouns, crust and impudence are synonyms defined as:

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

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

crust (noun)	impudence (noun)
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

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