| dormancy(noun, dullness, apathy, lethargy, negligence) |
| dreaminess(noun, dullness, apathy, lethargy, negligence) |
| enervation |
| faineancy(noun, dullness, apathy, lethargy, negligence) |
| heaviness(noun, dullness, apathy, lethargy, negligence) |
| impotence(noun, weakness) |
| insouciance(noun, disregard, indifference, lethargy) |
| lackadaisicalness(noun, apathy, lethargy, negligence, languor) |
| languorousness(noun, dullness, apathy, lethargy, negligence) |
| laxness(noun, apathy, lethargy, negligence, languor) |
| leisureliness(noun, dullness, apathy, lethargy, negligence) |
| lifelessness |
| neglectfulness(noun, dullness, apathy, lethargy, negligence) |
| otioseness(noun, dullness, apathy, lethargy, negligence) |
| otiosity(noun, dullness, apathy, lethargy, negligence) |
| prostration(noun, weakness) |
| remissness(noun, dullness, apathy, lethargy, negligence) |
| slackness(noun, apathy, lethargy, negligence, languor) |
| somnolence |
| stolidity(noun, dullness, apathy, lethargy, negligence) |