adverb

fiercely

fiercely, intensely, violently

The wind blew fiercely all night.

The wind blew fiercely all night.

She fiercely defended her beliefs.

She fiercely defended her beliefs.

((verb)) fiercely to do (sth.) fiercely The dog barked fiercely at the stranger.

Synonyms: intensely, violently, aggressively; Antonyms: gently, mildly, calmly

From the adjective 'fierce' plus the adverb-forming suffix '-ly'. 'Fierce' comes from Old French 'fers' meaning 'proud, savage'.

Imagine a 'fierce' lion roaring 'fiercely'. The '-ly' ending tells you it's an adverb describing an action.

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