claw vs grappling iron

claw and grappling iron both are nouns.

Word	Noun	Adjective	Verb	Adverb
claw	Yes	No	Yes	No
grappling iron	Yes	No	No	No

claw (noun)	grappling iron (noun)
sharp curved horny process on the toe of a bird or some mammals or reptiles	a tool consisting of several hooks for grasping and holding; often thrown with a rope
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

claw (verb)	grappling iron (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