Snippy

Adjective

 * 1) irritable; impatient; short-tempered.

Thesaurus
abrupt, aggressive, bearish, beastly, bluff, blunt, brash, brief, brusque, cavalier, churlish, condescending, crusty, curt, gruff, harsh, high-hat, patronizing, priggish, rough, severe, sharp, short, sniffy, snippety, snobbish, snobby, snooty, snotty, surly, truculent