Definitions

fierce

[feers] / fɪərs /

ADJECTIVE

violent, menacing

Synonyms

STRONGEST

angry bold brutal cutthroat dangerous ferocious fiery furious intense murderous passionate powerful raging relentless savage stormy strong terrible vehement vicious

WEAK

animal ape awful barbarous bloodthirsty blustery boisterous brutish cruel enraged fell feral flipped frightening horrible howling impetuous infuriated malevolent malign primitive raving tempestuous threatening tigerish truculent tumultuous uncontrollable untamed venomous wild

Antonyms

STRONGEST

apathetic calm cold cool dull gentle good happy indifferent kind mild moderate nice pleasant quiet tame uncaring unpassionate weak

WEAK

meek nonviolent peaceful tender unthreatening

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.

It organizes trade shows and helps create digital content for companies including Fierce Pharma and Fierce Biotech.

From The Wall Street Journal • May 11, 2026

Fierce rivalry among factions lurks beneath the surface, resulting in regular changes of leader -- 28 since 1955 -- which act as a substitute for changes in government.

From Barron's • Feb. 6, 2026

Fierce winds sent it racing down the hill in their direction.

From Los Angeles Times • Dec. 19, 2025

She played Phlegma the Fierce, a Viking warrior without part of her leg.

From BBC • Nov. 27, 2025

One, Fierce Einar, had climbed out successfully but returned, embittered by what he had encountered at the top.

From "Son" by Lois Lowry

Vocabulary lists containing fierce

Beowulf vocabulary

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Where the Mountain Meets the Moon

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Excerpt from "Flipped"

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!