scratchy vs gravelly

scratchy and gravelly both are adjectives.

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

As adjectives, scratchy and gravelly are synonyms defined as:

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

scratchy (adjective)	gravelly (adjective)
unpleasantly harsh or grating in sound	unpleasantly harsh or grating in sound
easily irritated or annoyed	abounding in small stones
lacking consistency
causing abrasion