languor β lack of energy or vitality; sluggishness.
world-weary β weary of the world; bored with existence, material pleasures, etc.
tedium β the quality or state of being wearisome; irksomeness; tediousness.
weariness β physically or mentally exhausted by hard work, exertion, strain, etc.; fatigued; tired: weary eyes; a weary brain.
dissatisfaction β the state or attitude of not being satisfied; discontent; displeasure.
apathy β You can use apathy to talk about someone's state of mind if you are criticizing them because they do not seem to be interested in or enthusiastic about anything.
sadness β affected by unhappiness or grief; sorrowful or mournful: to feel sad because a close friend has moved away.
blahs β nonsense; rubbish: What they say is blah.
blues β a feeling of depression or deep unhappiness
dejection β Dejection is a feeling of sadness that you get, for example, when you have just been disappointed by something.
depression β A depression is a time when there is very little economic activity, which causes a lot of unemployment and poverty.
doldrums β A part of the ocean near the equator, abounding in calms, squalls, and light, baffling winds, which sometimes prevent all progress for weeks β so called by sailors.
dumps β an accumulation of discarded garbage, refuse, etc.
fatigue β weariness from bodily or mental exertion.
lassitude β weariness of body or mind from strain, oppressive climate, etc.; lack of energy; listlessness; languor.
listlessness β having or showing little or no interest in anything; languid; spiritless; indifferent: a listless mood; a listless handshake.
surfeit β excess; an excessive amount: a surfeit of speechmaking.
yawn β to open the mouth somewhat involuntarily with a prolonged, deep inhalation and sighing or heavy exhalation, as from drowsiness or boredom.
languid β lacking in vigor or vitality; slack or slow: a languid manner.
verb ennui
fag β Extremely Disparaging and Offensive. a contemptuous term used to refer to a male homosexual.
tire β Archaic. to dress (the head or hair), especially with a headdress.
put to sleep β to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake.
give out β to present voluntarily and without expecting compensation; bestow: to give a birthday present to someone.