raspy vs gravelly

raspy and gravelly both are adjectives.

Word	Noun	Adjective	Verb	Adverb
raspy	No	Yes	No	No
gravelly	No	Yes	No	No

As adjectives, raspy and gravelly are synonyms defined as:

Other synonyms of raspy include grating, rasping, rough, scratchy.

raspy (adjective)	gravelly (adjective)
unpleasantly harsh or grating in sound	unpleasantly harsh or grating in sound
	abounding in small stones