testy vs scratchy

testy and scratchy both are adjectives.

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

As adjectives, testy and scratchy are synonyms defined as:

Other synonyms of testy include cranky, fractious, irritable, nettlesome, peckish, peevish, pettish, petulant, techy, tetchy.

testy (adjective)	scratchy (adjective)
easily irritated or annoyed	unpleasantly harsh or grating in sound
	easily irritated or annoyed
	lacking consistency
	causing abrasion