fiercely

adverb

fierce·​ly ˈfirs-lē 

1

: in a fierce or vehement manner

fiercely competitive

2

: to a high degree : very

fiercely expensive

Synonyms of fiercely

• extremely
• very
• incredibly
• terribly
• highly
• too
• desperately
• intensely
• damned
• so
• badly
• damn
• severely
• really
• wildly
• seriously
• heavily
• far
• most
• greatly

Examples of fiercely in a Sentence

fiercely hot weather

Recent Examples on the Web

By the end of the 2020s, Combs will set foot back inside his palatial $48 million Miami waterfront home, warmly welcomed into the arms of those who have remained fiercely loyal to him. — Nancy Dillon, Rolling Stone, 21 Sep. 2026

But over the years, Bird of the Year has also become known for its fiercely competitive campaigns, tongue-in-cheek rivalries and occasional controversy. — Adam Pourahmadi, CNN Money, 21 Sep. 2026

Those lucky enough to make it aboard became a test audience for two brand comebacks, each fiercely looking to win over a younger generation before betting on a much bigger, more calculated swing. — Antonio Ferme, Variety, 19 Sep. 2026

Trump’s push for Greenland was also fiercely opposed by Russia and much of Europe. — Aamer Madhani, Los Angeles Times, 19 Sep. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1