peevish vs testy

peevish and testy both are adjectives.

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

As adjectives, peevish and testy are synonyms defined as:

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

peevish (adjective)	testy (adjective)
easily irritated or annoyed	easily irritated or annoyed