Sluggish and Untiring

Opposite meaning words

Sluggish adjective - Moving or proceeding at less than the normal, desirable, or required speed.

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Untiring is an antonym for sluggish.

Nearby Words: sluggishness, sluggishly

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

Usage example: the detective's untiring investigation of the crime finally led to several arrests

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Sluggish is an antonym for untiring.

Nearby Word: untiringly

Cite this Source

Untiring and Sluggish. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/sluggish/untiring

Sluggish & Untiring. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/sluggish/untiring>.

Untiring or Sluggish. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/sluggish/untiring.

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