Keen and Untired

Keen

Keen adjective - Able to sense slight impressions or differences.

Untired and keen are semantically related. In some cases you can use "Untired" instead an adjective "Keen".

Nearby Words: keenness, keenly

Untired

Untired adjective - With unreduced energy.
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Synonyms for Untired

Keen and untired are semantically related. Sometimes you can use "Keen" instead an adjective "Untired".
Cite this Source
Untired and Keen. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/keen/untired
Keen & Untired. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/keen/untired>.
Untired or Keen. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/keen/untired.
Google Ngram Viewer shows how "keen" and "untired" have occurred on timeline