appendage vs claw

appendage and claw both are nouns.

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

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

Other hyponyms of appendage include chelicera, mouthpart, fang, chela, nipper, pincer, parapodium, fin, pleopod, swimmeret, limb, dactyl, digit.

appendage (noun)	claw (noun)
a part that is joined to something larger	sharp curved horny process on the toe of a bird or some mammals or reptiles
an external body part that projects from the body	a bird's foot
a natural prolongation or projection from a part of an organism either animal or plant	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

appendage (verb)	claw (verb)
	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