vitriolic+acid
131keen — Synonyms and related words: Attic, OK, Siberian, ablaze, absorbing, ace high, acerb, acerbate, acerbic, acid, acidic, acidulent, acidulous, acrid, acrimonious, active, acute, adroit, afire, aggressive, agile, agog, alacritous, alert, algid, alive …
132mordant — Synonyms and related words: Attic, acerb, acerbate, acerbic, acid, acidic, acidulent, acidulous, acrid, acrimonious, actual cautery, asperous, astringent, biting, bitter, brand, brand iron, branding iron, brilliant, caustic, cauter, cauterant,… …
