61 fierce synonyms include ferocious, savage, vicious, wild, feral, untamed, undomesticated, aggressive, bloodthirsty, and dangerous. Fierce is an adjective, and its antonyms are gentle, tame, and mild. Here are some additional synonyms for "fierce" with example sentences.
61 other ways to say fierce.
He showed a fierce loyalty to friends.
She had a fierce determination to succeed.
The competition was fierce this year.