bitter Synonyms

acrimonious acrid virulent pungent vitriolic blistering bitterness caustic acid sharp cutting acerb biting acerbic severe stinging harsh sourish soured sour snowy siberian snithy snarling sorehead smarting sleety spiteful spleenful thankless tart sulphurous sullen sugarless subsaline subacid stridulous stormy stormful stone-cold tartish stenchy stabbing splenetic tigerish shivery raw rancorously rancorous polemical