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Definitions

fiercely

[feers-lee] / ˈfɪərs li /
ADVERB
violently, menacingly
Synonyms
STRONGEST
angrily boldly brutally ferociously forcefully frantically furiously madly mightily passionately savagely severely vehemently viciously wildly
WEAK
awfully forcibly frenziedly frighteningly hard horribly impetuously in a frenzy irresistibly like cats and dogs maleficiently malevolently malignly monstrous no holds barred riotously roughly stormily tempestuously terribly threateningly tigerishly tooth and nail turbulently uncontrollably venomously with bared teeth
Antonyms
STRONGEST
calmly gently
WEAK
kindly mildly quietly tamely

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That night, the Teesta was flowing so fiercely that it pushed the other river back and sent it into the town.

From The Wall Street Journal • Apr. 1, 2026

After the airstrikes that killed Ayatollah Ali Khamenei, Iranian-Canadian Salar Gholami went to a rally in a Toronto suburb to celebrate the downfall of a leader he fiercely opposed.

From Barron's • Mar. 27, 2026

The banking industry has fiercely criticized the idea of a cap.

From MarketWatch • Mar. 19, 2026

But Huerta was also a legend, a fiercely independent mother who had a passion for addressing the social issues of the time — women’s rights, poverty and racism.

From Los Angeles Times • Mar. 18, 2026

“I know what I saw,” Angela said fiercely.

From "Found" by Margaret Peterson Haddix

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.