fragmentize vs sunder

fragmentize and sunder both are verbs.

Word	Noun	Adjective	Verb	Adverb
fragmentize	No	No	Yes	No
sunder	No	No	Yes	No

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

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

fragmentize (verb)	sunder (verb)
break or cause to break into pieces	break apart or in two, using violence