sardonic
🇺🇸
/sɑːrˈdɑːnɪk/
🇬🇧
/sɑːˈdɒnɪk/
mocking others in a way that shows you think you are better than them
His smile was sardonic, suggesting he didn't take the situation seriously at all.
彼の笑顔は皮肉なもので、全く状況を真剣に受け止めていないことを示唆していました。