indefatigable
/in-dih-FAT-ih-guh-bul/adjectivepersisting tirelessly
“An indefatigable canvasser, she knocked a thousand doors.”
- Synonyms
- tireless, unflagging, dogged
- Antonyms
- weary, flagging
- Memory hook
- in (not) + defatigare (tire out): fatigue-proof.
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