indefatigability

Noun

Meaning

The state of being indefatigable.

Source: Webster's dictionary

Synonyms

indefatigableness tirelessness fortitude spunk purpose application decision resolution sand resolve determination courage backbone devotion endurance
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Antonyms

fear doubt horror instability dissatisfaction hypnosis
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Hypernyms

purpose determination

Close letter words and terms

indeedy indeedy-doody indef indefatigable indefatigableness indefatigably