Indefatigable
adj.resilient, energeticformal
What it means
Able to sustain determined effort without appearing to tire.
Reach for it when honoring unusually durable energy devoted to a demanding purpose
The indefatigable organizer visited every outlying village before the vote.
Choose between these
6- everyday
plain praise for sustained effort is wanted
not when Tireless is common hyperbole and may feel less distinguished.
- warm
visible liveliness matters more than long duration
not when Energetic may describe a brief burst rather than enduring work.
- professional
relentless
the effort proceeds without pause toward a goal
not when Relentless can feel oppressive when the persistence affects other people.
- professional
persistence despite obstacles is the defining strength
not when Tenacious concerns refusal to give up, not resistance to fatigue.
- formal
continued energy should be stated without extra flourish
not when Untiring describes endurance but not the vigor implied by indefatigable.
- literary
support or effort never loses intensity
not when Unflagging fits constancy but sounds less natural for physical activity.
Said against
3- weary
- fatigable
- listless
It naturally appears in
3- indefatigable energy
Her indefatigable energy carried the survey through six wet weeks.
- indefatigable campaigner
An indefatigable campaigner kept the bridge issue before the council.
- indefatigable spirit
His indefatigable spirit lifted the crew after each setback.