Lassitude

имя существительное усталость, утомление; апатия Синоним(ы): weariness, tiredness

Большой англо-русский словарь

Lassitude

noun Etymology: Middle English, from Latin lassitudo, from lassus weary; probably akin to Old English læt late — more at late 1. a condition of weariness or debility; fatigue 2. a condition of listlessness; languor Synonyms: see lethargy

Merriam-Webster's Collegiate Dictionary