| sleepy(adjective, dull, quiet, beat, slow) |
| drowsy(noun, adjective, dull, quiet, beat) |
| lethargic(adjective, dull, quiet, slow, careless) |
| soporific(adjective, dull, quiet, heavy, tired) |
| slumberous(noun, adjective, dull, quiet, slow) |
| torpid(adjective, dull, quiet, slow, careless) |
| dozy(adjective, inactivity, awareness, sleepy) |
| sluggish(adjective, dull, quiet, slow, careless) |
| hypnotic(adjective, dull, quiet, heavy, inactivity) |
| inactive(adjective, action, dull, quiet, slow) |
| listless(adjective, quiet, slow, relaxed, heavy) |
| slow(adjective, dull, quiet, careless, relaxed) |
| asleep(adjective, dull, quiet, slow, heavy) |
| inert(adjective, dull, careless, relaxed, indifferent) |
| narcotic(adjective, dull, quiet, heavy, awareness) |
| nodding(adjective, awareness, sleepy) |
| slumbery(adjective, awareness) |
| somnifacient(noun, adjective, dull, quiet, inactivity) |
| dull(noun, adjective, careless, relaxed, indifferent) |
| comatose(adjective, dull, quiet, slow, careless) |