"Sardonian" is a word in ENGLISH

magíska - Angry, sharp, cutting, harsh, acrimonious, severe, dour, ironical, sarcastic, sardonic, rough, not gentle (of speech). (cf. gíska, mapadás).

padás - Sharp, cutting, sarcastic, satirical, cynical, ironic, acrimonious, sardonic, withering, trenchant, incisive (of speech), rough-spoken, having a sharp tongue; …

Of, pertaining to, or resembling, a kind of linen made at Colchis.

Forced; unnatural; insincere; hence, derisive, mocking, malignant, or bitterly sarcastic; -- applied only to a laugh, smile, or some facial …