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

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in intense

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

Synonyms & Similar Words

Antonyms & Near Antonyms

as in gruff

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

Synonyms & Similar Words

Antonyms & Near Antonyms

as in aggressive

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

Synonyms & Similar Words

Antonyms & Near Antonyms

as in violent

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

Synonyms & Similar Words

Antonyms & Near Antonyms

as in frantic

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

Synonyms & Similar Words

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 Padilla’s district includes Imperial Valley, where a developer’s plans for a data center on 75 acres is sparking fierce backlash. — Dakota Smith, Los Angeles Times, 29 Aug. 2026 The backlash against Wenders’ statement was fierce; author Arundhati Roy, for one, pulled out of the festival in anger. — Nick Vivarelli, Variety, 28 Aug. 2026 The candidate forum, held at Coloma Community Center in Elmhurst, reflected the fierce intraparty generational battle between the two Democrats. — Mathew Miranda, Sacbee.com, 28 Aug. 2026 Sitting poised with her legs crossed and her hands folded in her lap, Tamaki analyzed Naomi’s performance in a fierce red minidress with a bold red lip to match. — Skyler Caruso, PEOPLE, 28 Aug. 2026 See All Example Sentences for fierce

Recent Examples of Synonyms for fierce

Adjective

That was the last time Tamang saw Yangri, who was whisked away by ferocious flash floods that ripped through this part of the Himalayan nation earlier this week.

— Sophie Tanno, CNN Money, 28 Aug. 2026
The run game of Agoura is ferocious and experienced, but Westlake’s QB play is better.

— Ethan Hanson, Daily News, 27 Aug. 2026

Definition of ferocious

Adjective

Utilities have raised rates to pay for wildfire prevention and recovery as climate change has made the blazes more intense and frequent.

— Sophie Austin, Fortune, 25 Aug. 2026
Electrolyte beverages can help replenish hydration after an intense workout or stomach bug.

— Stephanie Brown, Verywell Health, 25 Aug. 2026

Definition of intense

Adjective

Bob Hoskins’s gruff detective, Eddie Valiant, sees them as a sometimes-dangerous nuisance, while conniving film-studio power players see them as moneymakers, and the rest of humanity sees them as shades in between.

— Angelica Jade Bastién, Vulture, 28 Aug. 2026
Scott, 88, shares the character's worldview, despite the filmmaker’s notoriously gruff exterior.

— Patrick Ryan, USA Today, 27 Aug. 2026

Definition of gruff

Adjective

Cramer also pointed to Abercrombie's aggressive share repurchases as another boost to earnings per share.

— Alexa LoMonaco, CNBC, 27 Aug. 2026
Miami Marlins manager Clayton McCullough, being aggressive in what was a must-win series finale against the Washington Nationals, chose to go to his bullpen early.

— Jordan McPherson, Miami Herald, 27 Aug. 2026

Definition of aggressive

Adjective

Their arrival comes during a violent week in Haiti; at least 47 people were killed and more than 50 others kidnapped, according to Haitian officials.

— Nathan Lee, ABC News, 28 Aug. 2026
Karilyn Orr, an internal safety and prevention specialist in the Illinois Attorney General’s Office, and Nick Jakubisin, a special agent in the Illinois State Police’s violent crimes unit, joined Hills in the presentation.

— Steve Sadin, Chicago Tribune, 28 Aug. 2026

Definition of violent

Adjective

Cole, who has to maneuver his way around 20 savage crew members, each of whom will need to be killed, doesn’t waste a homicidal movement.

— Owen Gleiberman, Variety, 19 Aug. 2026
The savage battles of Iwo Jima and Okinawa had already demonstrated the ferocity with which Japanese forces would defend their homeland.

— James M. Scott, Time, 10 Aug. 2026

Definition of savage

Adjective

By the twentieth century, intensive farming practices had left the South dangerously vulnerable to erosion, producing depleted swaths of land where kudzu would later flourish.

— The Editors, JSTOR Daily, 26 Aug. 2026
The next day, Alex Pretti, an intensive-care nurse and a lifelong Catholic, was shot and killed by federal agents.

— Bill McKibben, New Yorker, 26 Aug. 2026

Definition of intensive

Browse Nearby Words

fiends

fierce

fiercely

See all Nearby Words

Cite this Entry

Style

“Fierce.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fierce. Accessed 1 Sep. 2026.

Copy Citation

Synonyms of fierce

adjective

Synonym Chooser

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

conscientious

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Why does English have so many silent letters?

7 Pairs of Commonly Confused Words

Popular in Wordplay

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Even More Words That Sound Like Insults But Aren't

Even More Bird Names that Sound Like Insults (and Sometimes Are)

12 Lovely and Unusual Words for the Natural World

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Games & Quizzes