boldness vs cheek

boldness and cheek both are nouns.

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

As nouns, boldness and cheek are synonyms defined as:

Other synonyms of boldness include brass, face, nerve.

boldness (noun)	cheek (noun)
the trait of being willing to undertake things that involve risk or danger	impudent aggressiveness
the quality of standing out strongly and distinctly	either side of the face below the eyes
impudent aggressiveness	either of the two large fleshy masses of muscular tissue that form the human rump
	an impudent statement

boldness (verb)	cheek (verb)
	speak impudently to