Synonyms of acid in English:

acid


See definition of acid

adjective

1‘a very juicy fruit with a slightly acid flavour’

SYNONYMS

acidic, sour, tart, bitter, unsweetened, sharp, biting, acrid, pungent, acerbic, vinegary, vinegarish, acetic, acetous

rare acidulous, acidulated

ANTONYMS

sweet

2‘she was prone to making acid remarks’

SYNONYMS

acerbic, sarcastic, sharp, sardonic, satirical, scathing, cutting, razor-edged

incisive, penetrating, piercing, biting, stinging, searing

keen, caustic, trenchant, mordant, bitter, acrimonious, astringent

harsh, severe, abrasive, wounding, hurtful, unkind, cruel, vitriolic, virulent, venomous, poisonous, waspish, spiteful, vicious, malicious

North American acerb

informal bitchy, catty

British informal sarky

North American informal snarky

rare mordacious, acidulous

ANTONYMS

kind, pleasant, complimentary