weariness

weariness
    n 1: temporary loss of strength and energy resulting from hard
         physical or mental work; "he was hospitalized for extreme
         fatigue"; "growing fatigue was apparent from the decline in
         the execution of their athletic skills"; "weariness
         overcame her after twelve hours and she fell asleep" [syn:
         {fatigue}, {weariness}, {tiredness}]
    

Weariness \Wea"ri*ness\, n.
   The quality or state of being weary or tried; lassitude;
   exhaustion of strength; fatigue.
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         With weariness and wine oppressed.       --Dryden.
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         A man would die, though he were neither valiant nor
         miserable, only upon a weariness to do the same thing
         so oft over and over.                    --Bacon.
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95 Moby Thesaurus words for "weariness":
      acedia, adynamia, anemia, apathy, atony, blah feeling,
      bloodlessness, boredness, boredom, brain fag, bromidic, cachexia,
      cachexy, cowardice, debilitation, debility, dispiritedness,
      drowsiness, dry, dryasdust, dull, dullness, dusty, enervation,
      enfeeblement, ennui, etiolation, exhaustion, eyestrain, faintness,
      fatigue, fed-upness, feebleness, flabbiness, flaccidity, goneness,
      heart strain, heaviness, hebetude, impotence, inanimation,
      indifference, insipid, jadedness, lackadaisicalness, languidness,
      languishment, languor, languorousness, lassitude, lenitude, lentor,
      lethargy, life-weariness, lifelessness, listlessness, melancholy,
      mental fatigue, mental strain, oscitancy, overstrain,
      overtiredness, passivity, phlegm, prostration, satedness,
      satiation, satiety, sleepiness, sloth, slothfulness, slowness,
      sluggishness, softness, somnolence, spleen, stance fatigue, strain,
      strengthlessness, stupefaction, stupor, supineness, taedium vitae,
      tedious, tiredness, torpidity, torpidness, torpitude, torpor,
      uninteresting, weakliness, weakness, weariful, wearifulness,
      world-weariness