Meaning & use

zealous

adjective·Advanced

Showing great energy and enthusiasm in pursuing a cause, goal, or belief.

See it in a sentence

The zealous volunteers spent every weekend cleaning up the local river.

A zealous reformer, she pushed relentlessly for changes to the outdated policy.

A note on using this word

Zealous can carry a slightly critical edge, suggesting enthusiasm that borders on excessive or overly intense.

Words with a similar meaning

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Words with an opposite meaning

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