adjective
1.
abnormally heated by fever
the child's forehead felt feverish
Synonyms: febrile, fevered, fiery
Related Word: burning, flushed, hectic, hot, inflamed, pyretic
Antonyms: afebrile
2.
marked by intense emotion or activity
a feverish imagination
Synonyms: burning, fervid, fevered, heated, hectic
Related Word: excited, high-strung, nervous, overwrought; frenzied, furious, passionate
Idioms: keyed up
Contrasted words: calm, composed, cool, serene, tranquil; apathetic, languid, lethargic, listless, phlegmatic