fatigue

1 a complete depletion of energy or strength the day-long battle against the blaze left firefighters in a state of utter fatigue Synonyms burnout, collapse, exhaustion, frazzle, lassitude, prostration, tiredness, weariness Related Words debilitation, debility, disablement, enervation, enfeeblement, faintness, feebleness, frailness, frailty, impotence, infirmity, weakness; overfatigue; languor, lethargy, listlessness; sluggishness, slumber, stupor, torpidity, torpor; apathy, inertia, passiveness, passivity Near Antonyms bounce, dash, drive, energy, ginger, go, liveliness, pep, punch, sap, snap, starch, verve, vigor, vim, vitality, zing, zip; might, muscle, potency, power, puissance, strength; briskness, jauntiness, spiritedness, sprightliness, vivaciousness, vivacity Antonyms refreshment, rejuvenation, rejuvenescence, revitalization

2 very hard or unpleasant work although he had joined the army for action and adventure, much of his day seemed to be devoted to mindless fatigues Synonyms donkeywork, drudge, drudgery, toil, grind, labor, moil, slavery, sweat, travailRelated Words spadework; effort, exertion, pains, struggle, trouble; chore, duty, job, obligation, responsibility; routine, tedium, treadmillNear Antonyms decompression, ease, leisure, relaxation, repose, rest; amusement, dalliance, diversion, entertainment, recreation, sport; dormancy, idleness, inactivity, inertia, inertness; dallying, goldbricking, loafing, lolling, loungingAntonyms fun, play