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

as in ferocious

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

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Antonyms & Near Antonyms

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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Antonyms & Near Antonyms

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 Colonists down south, especially fierce New England Protestants who took a dim view of Catholicism, viewed this act – and their new fellow imperial subjects – with dismay and considerable suspicion. — Sarah M.s. Pearsall, The Conversation, 2 July 2026 But in the realm of expensive celebrity nuptials, Swift and Kelce have some fierce competition among their wealthy peers. — Britt Hayes, Entertainment Weekly, 2 July 2026 There’s a fierce debate right now about how to teach history. — Hanna Rosin, The Atlantic, 2 July 2026 The 23-year-old arrived at the City Ground as a young man armed with a fierce sense of self-belief and quiet determination. — Paul Taylor, New York Times, 2 July 2026 See All Example Sentences for fierce

Recent Examples of Synonyms for fierce

Adjective

On top of these costs, increasingly ferocious climate disasters cost taxpayers billions of dollars.

— Liat Olenick, New York Daily News, 13 July 2026
Now, researchers are concerned that more ecosystems will be disrupted as the apex predators with a ferocious appetite feast on a buffet of raccoons, opossums, bobcats, alligators and birds -- including prey bigger than themselves.

— Julia Jacobo, ABC News, 11 July 2026

Definition of ferocious

Adjective

Research shows warming temperatures from burning coal, oil and gas are making fires more frequent and intense.

— ABC News, ABC News, 15 July 2026
After an intense tournament in the United States, Canada and Mexico, in which matches have been played in extreme heat and sometimes at altitude, freshness come Sunday could certainly be crucial.

— Michael Cox, New York Times, 14 July 2026

Definition of intense

Adjective

His deep voice could command a room, and voters were drawn to his gruff populism and focus on economic inequality.

— Kimberlee Kruesi, Los Angeles Times, 9 July 2026
Abraham Lincoln furiously scribbled in Springfield on June 27, 1858, firing off a gruff note to the editor-in-chief of the Chicago Press & Tribune, then in business for only 11 years.

— Kori Rumore, Chicago Tribune, 27 June 2026

Definition of gruff

Adjective

When a violent robbery occurred at a Waterford bank in January 2025, local police faced the difficult task of identifying and locating the suspects.

— State Rep. Greg Howard, Hartford Courant, 10 July 2026
The protest turned violent, with some hurling Molotov cocktails into the bank.

— ABC News, ABC News, 10 July 2026

Definition of violent

Adjective

However, evidence of an ancient alien civilization and a frantic distress call from deep space instantly cut those celebrations short.

— Paul Brett, Space.com, 10 July 2026
Having lived long in an unusual place, Ruth provides a calm counterpoint to the frantic Tom.

— Robert Lloyd, Los Angeles Times, 9 July 2026

Definition of frantic

Adjective

But that is labor intensive, and when a fire burns thousands of acres, the time and cost involved can be too high.

— Los Angeles Times, Los Angeles Times, 9 July 2026
Built for expansion Aurora was used to perform the computationally intensive quantum chemistry simulations integrated into ChemGraph, while the ALCF Inference Service provided access to open-weight language models hosted on Argonne systems.

— Neetika Walter, Interesting Engineering, 9 July 2026

Definition of intensive

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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 17 Jul. 2026.

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Synonyms of fierce

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