| Main Entry: | |
| Part of Speech: | noun |
| Definition: | tiredness |
| Synonyms: | brain fag, burnout, debility, dullness, enervation, ennui, exhaustion, faintness, fatigation, feebleness, heaviness, languor, lassitude, lethargy, listlessness, overtiredness, weakness, weariness |
| Antonyms: | energy, freshness, liveliness, spirit, vigor |