Synonyms of the word

exhaustion

• n. The point of complete depletion, of the state of being used up.
• n. Supreme tiredness; having exhausted energy.
• n. (dated, chemistry) The removal (by percolation etc) of an active medicinal constituent from plant material.
• n. (dated, physics) The removal of all air from a vessel (the creation of a vacuum).
• n. (mathematics) An exhaustive procedure.

debilitation

• n. The act or process of debilitating, or the condition of one who is debilitated; weakness.

depletion

• n. the act of depleting, or the state of being depleted; exhaustion.
• n. the consumption of a resource faster than it can be replenished.

enervation

• n. Act of enervating; debilitation.
• n. State of being enervated; debility.

enfeeblement

• n. The act of enfeebling; debilitation, enervation or devitalization.

fatigue

• n. A weariness caused by exertion; exhaustion.
• n. (often in the plural) A menial task(s), especially in the military.
• n. (engineering) Material failure, such as cracking or separation, caused by stress on the material.
• v. (transitive) to tire or make weary by physical or mental exertion.
• v. (transitive, cooking) to wilt a salad by dressing or tossing it.
• v. (intransitive) to lose so much strength or energy that one becomes tired, weary, feeble or exhausted.
• v. (intransitive, engineering, of a material specimen) to undergo the process of fatigue; to fail as a result…

tiredness

• n. The state of being tired.

weakening

• v. present participle of weaken.
• n. An instance or process of loss of strength.
• n. (uncountable, mathematics) A structural principle of mathematical logic that states that the hypotheses…

weariness

• n. exhaustion, fatigue or tiredness.
• n. a lack of interest or excitement.