1. Said of a laugh, smile, or grin, which is forced, and expressing bitter irony and contempt. Sardonic smile, a convulsive affection of the muscles of the face.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• satonic,
• sarcoic,
• sardinia,
• sardonian,
• aardonic,
• zardonic,
• xardonic,
• dardonic,
• eardonic,
• sarconic,
• sardonix,
• sardonc,
• sardonyxs,
• sardonx,
• verenonia,
• santoniic,
• sardonin,
• Sarbonian,
• spardoid,
• saprodonia

• sardine,
• sardina,
• sardonyx,
• sardinas,
• sardinia,
• sardinha.

The adjective form of the word "sardonic" is "sardonic".

The plural form of the word "sardonic" is also "sardonic". The word does not change in its plural form.

The singular form of the word "sardonic" is "sardonicism"