- 1[usually before noun] showing strong feelings of excitement or worry, often with a lot of activity or quick movements The whole place was a scene of feverish activity. a state of feverish excitement He worked with feverish haste. feverish with longing
- 2suffering from a fever; caused by a fever She was aching and feverish. a feverish cold/dream
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adverb The team worked feverishly up to the November deadline. Her mind raced feverishly.