sour Synonyms

rancid sharp tart harsh cross glowering glum turned irritable bitter turn ferment saturnine ill-tempered grumpy crabby unpleasant cantankerous moody work sourness acidic dour resentful acid acidify sullen acidity peevish acrid morose tartness tangy off soapiness sourish subacid stale spoilt spiteful souring spoiled splenetic soured snappish sick puckery rotten rotted rank