fragmentize vs rag

fragmentize is not a noun while rag is a noun.

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

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

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

fragmentize (noun)	rag (noun)
	a boisterous practical joke (especially by college students)
	a small piece of cloth
	newspaper with half-size pages
	music with a syncopated melody (usually for the piano)
	a week at British universities during which side-shows and processions of floats are organized to raise money for charities

fragmentize (verb)	rag (verb)
break or cause to break into pieces	break into lumps before sorting
	censure severely or angrily
	harass with persistent criticism or carping
	play in ragtime
	treat cruelly
	cause annoyance in; disturb, especially by minor irritations