fiercest

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 uncontrollable untamed venomous wild

Antonyms

STRONGEST

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

Entire towns retreat indoors during the fiercest hours, emerging again only in the evening.

From BBC • Jun. 1, 2026

Ukrainian marine Yaroslav Rumyantsev was taken prisoner in Mariupol in May 2022 when, after one of the fiercest battles of the war, troops holed up in the Azovstal plant were forced to surrender.

From Barron's • May 8, 2026

They are the fiercest of rivals but will Tottenham fans really be praying for an Arsenal win this weekend that propels the Gunners towards the Premier League title?

From BBC • May 8, 2026

The state’s ousted chief minister, 71-year-old Mamata Banerjee, is one of Prime Minister Narendra Modi’s fiercest adversaries.

From The Wall Street Journal • May 6, 2026

Even in the dark, he hungered to see, and only after the fiercest fight to keep his eyes open did he fall asleep.

From "The Bluest Eye" by Toni Morrison