Indefatigable and Shiftless

Opposite meaning words

Indefatigable adjective - Showing no signs of weariness even after long hard effort.

Usage example: an indefatigable laborer who can work from sunrise to sunset

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Shiftless is an antonym for indefatigable.

Shiftless adjective - Not easily aroused to action or work.

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Indefatigable is an antonym for shiftless.

Nearby Word: shifty

Cite this Source

Shiftless and Indefatigable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/indefatigable/shiftless

Indefatigable & Shiftless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/indefatigable/shiftless>.

Shiftless or Indefatigable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/indefatigable/shiftless.

Google Ngram Viewer shows how "indefatigable" and "shiftless" have occurred on timeline