Meanings
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1
adv
In a way that is very strong, intense, or aggressive.
The wind blew fiercely and the rain fell all night.
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2
adv
With very strong feeling or determination.
They were fiercely proud of their children.
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3
adv
Extremely; to a very high degree.
The market is fiercely competitive.
Thesaurus
Synonyms
1
adv
· in a way that is very...
ferociously
Etymology
From Middle English fersly; equivalent to fierce + -ly.
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