rupture vs shred

rupture and shred both are nouns.

Word	Noun	Adjective	Verb	Adverb
rupture	Yes	No	Yes	No
shred	Yes	No	Yes	No

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

Other hyponyms of rupture include lacerate, pull, rend, rip, rive, rip up, tear up.

rupture (noun)	shred (noun)
the act of making a sudden noisy break	a small piece of cloth
a personal or social separation (as between opposing factions)	a tiny or scarcely detectable amount
state of being torn or burst open

rupture (verb)	shred (verb)
separate or cause to separate abruptly	tear into shreds