untired

English

From un- +‎ tired.

untired (comparative more untired, superlative most untired)

Not tired; unwearied.
- 1603, Michel de Montaigne, chapter 5, in John Florio, transl., The Essayes […], book II, London: […] Val[entine] Simmes for Edward Blount […], →OCLC:
  I have waded thorow many dangerous hazards, with a more untired pace, only in consideration of the secret knowledge I had of mine owne will, and innocence of me desseignes.
- 1796, Samuel Taylor Coleridge, Religious Musings:
  Contemplant Spirits! ye that hover o'er
  With untired gaze the immeasurable fount
  Ebullient with creative Deity!
Alternative form of untyred (“not fitted with tyres”)
- 1877, The Automotive Manufacturer, volume 18, page 132:
  Do not allow untired wheels to remain on the floor of the smith-shop, unless there is a current of air passing under the floor of the shop.