prehend vs claw

prehend is not a noun while claw is a noun.

Word	Noun	Adjective	Verb	Adverb
prehend	No	No	Yes	No
claw	Yes	No	Yes	No

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

prehend (noun)	claw (noun)
	sharp curved horny process on the toe of a bird or some mammals or reptiles
	a bird's foot
	a grasping structure on the limb of a crustacean or other arthropods
	a mechanical device that is curved or bent to suspend or hold or pull something

prehend (verb)	claw (verb)
take into your hands deliberately	attack as if with claws
	scratch, scrape, pull, or dig with claws or nails
	clutch as if in panic
	move as if by clawing, seizing, or digging