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

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

Both sides have vowed to remain fiercely independent of the other as nationalist tensions run high amid the global AI arms race. — Andrew Nusca, Fortune, 22 July 2026

Jelly Roll's daughter fiercely defended her family, days after his divorce from Bunnie Xo was finalized. — Tracy Wright, FOXNews.com, 22 July 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1