carve vs grave

carve is not a noun while grave is a noun.

Word	Noun	Adjective	Verb	Adverb
carve	No	No	Yes	No
grave	Yes	Yes	Yes	No

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

Other hyponyms of carve include hew, hew out, sculpt, sculpture, fret.

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

Other hyponyms of carve include chisel, engrave, inscribe, scratch, engrave, etch.

carve (noun)	grave (noun)
	a place for the burial of a corpse (especially beneath the ground and marked by a tombstone)
	a mark (`) placed above a vowel to indicate pronunciation
	death of a person

carve (adjective)	grave (adjective)
	causing fear or anxiety by threatening great harm
	of great gravity or crucial import; requiring serious thought
	dignified and somber in manner or character and committed to keeping promises

carve (verb)	grave (verb)
cut to pieces	carve, cut, or etch into a material or surface
form by carving	shape (a material like stone or wood) by whittling away at it
engrave or cut by chipping away at a surface