FIERCE Synonyms: 410 Similar and Opposite Words

Q: How is the word 'fierce' different from other adjectives like it?

Some common synonyms of fierce are barbarous , cruel , ferocious , and savage . While all these words mean "showing fury or malignity in looks or actions," fierce applies to humans and animals that inspire terror because of their wild and menacing aspect or fury in attack. // fierce warriors

Q: Where would 'barbarous' be a reasonable alternative to 'fierce'?

While in some cases nearly identical to fierce , barbarous implies a ferocity or mercilessness regarded as unworthy of civilized people. // barbarous treatment of prisoners

Q: When is it sensible to use 'cruel' instead of 'fierce'?

The meanings of cruel and fierce largely overlap; however, cruel implies indifference to suffering and even positive pleasure in inflicting it. // the cruel jokes of schoolboys

Q: When would 'ferocious' be a good substitute for 'fierce'?

The synonyms ferocious and fierce are sometimes interchangeable, but ferocious implies extreme fierceness and unrestrained violence and brutality. // a ferocious dog

Q: When can 'savage' be used instead of 'fierce'?

Although the words savage and fierce have much in common, savage implies the absence of inhibitions restraining civilized people filled with rage, lust, or other violent passion. // a savage criminal

fierce

adjective

ˈfirs

Definition of fierce next

as in ferocious

violently unfriendly or aggressive in disposition the Vikings had a well-earned reputation for being fierce warriors

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as in intense

extreme in degree, power, or effect a fierce wind made the frigid temperatures seem even worse

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as in gruff

harsh and threatening in manner or appearance the fierce faces of the players on the opposing hockey team

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as in aggressive

having or showing a bold forcefulness in the pursuit of a goal a social reformer of fierce and fearless determination

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as in violent

marked by bursts of destructive force or intense activity fierce fighting raged in the streets of the war-torn city

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as in frantic

marked by great and often stressful excitement or activity fierce early-morning trading sent stocks soaring

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Synonym Chooser

How is the word fierce different from other adjectives like it?

Some common synonyms of fierce are barbarous, cruel, ferocious, and savage. While all these words mean "showing fury or malignity in looks or actions," fierce applies to humans and animals that inspire terror because of their wild and menacing aspect or fury in attack.

fierce warriors

Where would barbarous be a reasonable alternative to fierce?

While in some cases nearly identical to fierce, barbarous implies a ferocity or mercilessness regarded as unworthy of civilized people.

barbarous treatment of prisoners

When is it sensible to use cruel instead of fierce?

The meanings of cruel and fierce largely overlap; however, cruel implies indifference to suffering and even positive pleasure in inflicting it.

the cruel jokes of schoolboys

When would ferocious be a good substitute for fierce?

The synonyms ferocious and fierce are sometimes interchangeable, but ferocious implies extreme fierceness and unrestrained violence and brutality.

a ferocious dog

When can savage be used instead of fierce?

Although the words savage and fierce have much in common, savage implies the absence of inhibitions restraining civilized people filled with rage, lust, or other violent passion.

a savage criminal

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of fierce Finally, as a small businessman trying to survive in a profession where a head bob can be the difference between the winner’s circle and anonymity, Romans has learned the value of fierce loyalty tempered by compromise and the lost art of listening. —

Dana O’Neil, CNN Money, 2 May 2026 So the family fled back to their home in Aleppo, which was once the site of some of the civil war’s fiercest battles but now offered a safe haven. —

Abby Sewell, Los Angeles Times, 1 May 2026 The ordeal, which exposed fierce acrimony between House and Senate Republicans, left thousands of workers without pay, upended air travel and jeopardized Americans' safety. —

Nicole Fallert, USA Today, 1 May 2026 So the family fled back to their home in Aleppo, which was once the site of some of the civil war's fiercest battles but now offered a safe haven. —

ABC News, 30 Apr. 2026 See All Example Sentences for fierce

Recent Examples of Synonyms for fierce

Adjective

The old saying that film does not lie is true here in the opening episode, as viewers get a glimpse at Williams’ basketball skills as a shooter and leaping ability as a ferocious dunker.

— Joe Davidson May 7, Sacbee.com, 7 May 2026
In July 2023, daredevil physicists outfitted a high-altitude NASA plane with gamma-ray detectors and flew it straight over the core of some of the most ferocious storms on the planet — tropical storms in the Gulf of Mexico, the Caribbean, and Central America.

— Quanta Magazine, Quanta Magazine, 6 May 2026

Definition of ferocious

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fiends

fierce

fiercely

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“Fierce.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fierce. Accessed 8 May. 2026.

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Synonyms of fierce

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