Synonyms and Antonyms of bilious
- a bilious old dog who snaps at everyone
acid, bearish, bloody-minded [chiefly British], cantankerous, disagreeable, dyspeptic, ill-humored, ill-natured, ill-tempered, ornery, splenetic, surly
choleric, crabby, cranky, crotchety, fussy, grouchy, grumpy, querulous
irascible, irritable, peevish, peppery, petulant, quick-tempered, short-tempered, snappish, snippy, testy, touchy
argumentative, contentious, contrary, cussed
angry, exasperated, indignant, irate, mad, upset, uptight