Explanation
"Mordant" means sharply critical or sarcastic in a biting way. The opposite would be something gentle or agreeable, making "Pleasant" the correct antonym. The other options—caustic, acerbic, and corrosive—are all synonyms of mordant.
Practice this MCQ: Choose the opposite for Mordant.. Check correct answer and detailed explanation on MrProfessor.
"Mordant" means sharply critical or sarcastic in a biting way. The opposite would be something gentle or agreeable, making "Pleasant" the correct antonym. The other options—caustic, acerbic, and corrosive—are all synonyms of mordant.