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Comparative
more indefatigable
Superlative
most indefatigable
1
showing so much energy and persistence and never becoming tired of trying to achieve something
- She remained indefatigable in her efforts to improve the education system, despite constant obstacles.
- The indefatigable athlete trained for hours every day, never slowing down.
- Even after a long day, the indefatigable teacher continued helping her students with their work.
- The marathon runner was indefatigable, finishing the race despite the grueling conditions.
- The leader's indefatigable dedication inspired the entire organization to strive for excellence.
Synonyms: