Free from fatigue; not experiencing or causing tiredness; endlessly energetic or tireless.
From 'fatigue' + '-less' suffix (without). A rare English formation from the 1800s, combining the noun 'fatigue' with the '-less' suffix meaning 'without.'
Imagine being 'fatigueless'—forever energized, never tired! It's the dream of every athlete and student pulling an all-nighter. While the word is rare, it captures a fascinating paradox: humans are fundamentally fatiguable creatures, so true 'fatiguelessness' is almost impossible.
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