17
weariness(noun, weakness, condition, tired, fatigue)
16
fatigue(noun, weakness, condition, tired, fatigue)
12
exhaustion(noun, weakness, condition, tired, fatigue)
12
languor(noun, weakness, fatigue, lethargy, weariness)
12
lassitude(noun, weakness, fatigue, lethargy, weariness)
11
drowsiness(noun, fatigue, lethargy, weariness, stupor)
8
boredom(noun, fatigue, weariness)
8
sleepiness(noun, fatigue, weariness, stupor, torpor)
7
lethargy(noun, weakness, fatigue, lethargy, weariness)
7
ennui(noun, weakness, fatigue, lethargy, weariness)
6
weakness(noun, fatigue, weariness, torpor, exhaustion)
5
apathy(noun, fatigue, lethargy, weariness, stupor)
5
enervation(noun, weakness, fatigue, weariness, sleepiness)
5
listlessness(noun, weakness, fatigue, lethargy, weariness)
5
sluggishness(noun, fatigue, lethargy, weariness, stupor)
4
tedium(noun, fatigue, weariness)
4
cheerlessness(noun, weariness)
4
debilitation(noun, fatigue, weariness, sleepiness)
4
disillusionment(noun, fatigue)
4
faintness(noun, weakness, lethargy, weariness, exhaustion)
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APASmart Define. (2016). tiredness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/tiredness/thesaurus/synonyms
ChicagoSmart Define. 2016. "tiredness thesaurus" https://smartdefine.org/tiredness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, tiredness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/tiredness/thesaurus/synonyms>.
MLASmart Define. "tiredness thesaurus" 5 March 2016. Web. 21 September 2026. <https://smartdefine.org/tiredness/thesaurus/synonyms>