Meaning & use

keen

adjective·Everyday

Showing eager enthusiasm or interest, or, of a sense or edge, remarkably sharp.

See it in a sentence

She was keen to start the new job and arrived early on her first day.

The eagle's keen eyesight lets it spot prey from hundreds of feet in the air.

A note on using this word

British English favors 'keen on' for enthusiasm, while American speech more often uses 'eager' instead.

Words with a similar meaning

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Words with an opposite meaning

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