| overtax(verb, worry, fail, damage, strain) |
| overwork(verb, worry, fail, damage, diminish) |
| pain(verb, bother, worry, fail, strain) |
| somnolence(tiredness, sleepiness) |
| sweat |
| torpor(noun, weariness, stupor, tiredness, lassitude) |
| travail(trouble, worry, difficulty, lack, torment) |
| wilt(noun, weak, fail, strain, annoy) |
| adynamia(noun, weak, sick, unhealthy) |
| anaemia(noun, weak, sick, unhealthy) |
| anemia(noun, weak, sick, unhealthy) |
| anoxia(noun, weariness) |
| atony(noun, weak, sick, unhealthy) |
| attrition |
| blues(noun, melancholy, apathy, languor, weariness) |
| burnout(noun, weakness, stress, weariness, tiredness) |
| cloy(verb, bother, annoy, depress, exhaust) |
| collapse(noun, verb, fail, strain, annoy) |
| daunt |
| depression(noun, melancholy, apathy, languor, weariness) |