fragmentise vs crunch

fragmentise is not a noun while crunch is a noun.

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

As verbs, crunch is a hyponym of fragmentise; that is, crunch is a word with a more specific, narrower meaning than fragmentise:

Other hyponyms of fragmentise include atomise, atomize, bray, comminute, grind, mash, pound, sunder, sliver, splinter, rag, crumb, brecciate, crush, grate, grind.

fragmentise (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)

fragmentise (verb)	crunch (verb)
break or cause to break into pieces	reduce to small pieces or particles by pounding or abrading
	make a crushing noise
	crush with the teeth, making a grinding sound
	press or grind with a crushing noise