crave vs hunger

crave is not a noun while hunger is a noun.

Word	Noun	Adjective	Verb	Adverb
crave	No	No	Yes	No
hunger	Yes	No	Yes	No

As verbs, crave and hunger are synonyms defined as:

Other synonyms of crave include lust, starve, thirst.

crave (noun)	hunger (noun)
	strong desire for something (not food or drink)
	a physiological need for food; the consequence of food deprivation

crave (verb)	hunger (verb)
plead or ask for earnestly	be hungry; go without food
have a craving, appetite, or great desire for	have a craving, appetite, or great desire for
	feel the need to eat