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Word of the Day Tuesday, June 9, 2026

unfailing

/ʌnˈfeɪlɪŋ/ adjective · British & US
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What does unfailing mean?

adjective

Not failing or likely to fail; always successful or reliable. Consistently showing a particular quality or behavior.

Example

"Her unfailing optimism inspired everyone in the team."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for unfailing

Antonyms of unfailing

Rhymes with unfailing

Etymologically related