| debilitated(adjective, dull, heavy, stupid, weary) |
| dilatory(adjective, dull, quiet, easy, careless) |
| dormant(adjective, dull, heavy, idle, weary) |
| drugged(adjective, sleepy) |
| flaccid(adjective, weary) |
| flagging(adjective, dull, beat, careless, indifferent) |
| footsore(adjective, weary, fatigue) |
| frazzled(adjective, weary, fatigued) |
| heavy-eyed |
| heavy with sleep(expression, idiom, inactivity) |
| hypnotic |
| idle(adjective, dull, quiet, easy, careless) |
| inattentive(dull, careless, idle, sluggish, inactive) |
| indifferent(adjective, dull, beat, careless, relaxed) |
| laggard(adjective, dull, quiet, easy, careless) |
| lagging(adjective, dull, quiet, easy, careless) |
| out(adjective, quiet, cold, heavy, senseless) |
| passive(adjective, dull, quiet, easy, careless) |
| ponderous(adjective, dull) |
| restful(adjective, sleepy) |