FIERCELY Synonyms: 138 Similar and Opposite Words

fiercely

adverb

ˈfirs-lē

Definition of fiercely

as in extremely

to a great degree fiercely hot weather

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

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 fiercely Bunnie Xo and Jelly Roll (born Jason DeFord) have fiercely defended their private relationship after news of their split broke the internet with accusations of cheating. — Lauryn Overhultz, FOXNews.com, 28 July 2026 Diego Rivera, despite his own many affairs, was fiercely jealous of her relationships with men. — Literary Hub, 28 July 2026 Hasina fiercely criticized the interim administration led by Yunus. — ABC News, 24 July 2026 The Italian bank took an initial 9% stake in 2024, before ramping it up to about 30% in March, fueling expectations of a full takeover, a prospect fiercely resisted by Commerzbank management. — Hugh Leask, CNBC, 23 July 2026 See All Example Sentences for fiercely

Recent Examples of Synonyms for fiercely

Adverb

The wildfires broke out over the weekend across the Spokane area, fueled by very strong winds combined with extremely dry conditions.

— Melissa Griffin, ABC News, 3 Aug. 2026
However, experts say that legal decision was extremely narrow, with some arguing it was likely misinterpreted by migrants and traffickers.

— Issy Ronald, CNN Money, 3 Aug. 2026

Definition of extremely

Adverb

Veejay is a great model and sells Naheim’s and Jeffrey’s outfits, which are both really fashionable and exciting; Jeffrey’s burgundy suit is very femme-fatale Ursula.

— Roxana Hadadi, Vulture, 31 July 2026
Moore has earned the praise after having a very strong spring.

— Mike Kaye July 31, Charlotte Observer, 31 July 2026

Definition of very

Adverb

Not being able to interact with computers, smartphones, and other smart devices is incredibly limiting, yet many existing assistive devices are reportedly awkward, uncomfortable, or difficult to use for long periods.

— Maryna Holovnova, New Atlas, 3 Aug. 2026
Pair them with the Corn Boats so your cob doesn't roll away; the incredibly handy Corn Stripper, which removes kernels from the cob in one smooth, easy motion; and the Corn Brush, which removes stubborn corn silk easily.

— ABC News, ABC News, 3 Aug. 2026

Definition of incredibly

Adverb

Unfortunately, decisions aren’t terribly effective today and according to Gartner 72% of executives say that bad decisions are as prevalent as good ones.

— Tracy Brower, Forbes.com, 27 July 2026
Given that humans at OpenAI had decided to turn off some safeguards for the test, some have argued the outcome should not have been terribly surprising.

— ABC News, ABC News, 23 July 2026

Definition of terribly

Adverb

Chicken satay with a restrained peanut sauce is a solid choice, too.

— Connie Ogle July 31, Miami Herald, 31 July 2026
Like Rominger, Crowfoot said the ESA can at times be too heavy handed, and said there was always room to tweak the law, particularly in an era where California is confronting a cost of living crisis some pin on regulations restricting growth.

— Lizzie Kane, Sacbee.com, 31 July 2026

Definition of too

Adverb

The simple answer is that air conditioning is not customary in France, and their architecture is traditionally not built to accommodate it well, even for those who are now desperately seeking relief.

— Morgan Simon, Forbes.com, 4 Aug. 2026
No contender needed offensive upgrades more desperately than the Guardians, who own the league’s worst team OPS.

— Zack Meisel, New York Times, 4 Aug. 2026

Definition of desperately

Adverb

Outside climate and fire scientists said the flash study made sense and reflects a world where hotter and drier conditions are making fires burn more often and more intensely.

— ABC News, ABC News, 6 Aug. 2026
There’s less conclusive evidence that microdosing works the same way by engaging the same neuro-receptors, but less intensely.

— Helen Carefoot, Flow Space, 5 Aug. 2026

Definition of intensely

Browse Nearby Words

fierce

fiercely

fierceness

See all Nearby Words

Cite this Entry

Style

“Fiercely.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fiercely. Accessed 6 Aug. 2026.

Copy Citation

Synonyms of fiercely

adverb

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

torpor

Popular in Grammar & Usage

7 Pairs of Commonly Confused Words

Merriam-Webster’s Great Big List of Words You Love to Hate

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

'Sneaked' or 'Snuck': Which is correct?

Why does English have so many silent letters?

Popular in Wordplay

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

14 Phobias You Probably Haven't Heard Of

How long is a jiffy?

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

Popular

7 Pairs of Commonly Confused Words

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

Games & Quizzes