Defatigable

The Century Dictionary and Cyclopedia
  • Liable to be wearied.
  • the GNU version of the Collaborative International Dictionary of English
  • adjective. Capable of being wearied or tired out.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • adjective. Easily tired or wearied; capable of being fatigued.
  • Word Usage
    "   A few survivors, precariously perched on sill-less windows, survey their double bind looking for perspective and vanishing points, a place to tip themselves over the edge in hopes defatigable winging."