crump vs crunch

crump is not a noun while crunch is a noun.

Word	Noun	Adjective	Verb	Adverb
crump	No	No	Yes	No
crunch	Yes	No	Yes	No

As verbs, crunch is a hypernym of crump; that is, crunch is a word with a broader meaning than crump:

Other hypernyms of crump include crackle, scranch, scraunch.

crump (noun)	crunch (noun)
	the act of crushing
	the sound of something crunching
	a critical situation that arises because of a shortage (as a shortage of time or money or resources)

crump (verb)	crunch (verb)
explode heavily or with a loud dull noise	reduce to small pieces or particles by pounding or abrading
bombard with heavy shells	make a crushing noise
make a noise typical of an engine lacking lubricants	crush with the teeth, making a grinding sound
	press or grind with a crushing noise