| somnolent(noun, adjective, dull, quiet, slow) |
| sleepy(adjective, dull, quiet, slow, cold) |
| drowsy(noun, adjective, dull, quiet, slow) |
| soporific(noun, adjective, dull, quiet, slow) |
| lethargic(adjective, quiet, slow, cold, heavy) |
| sluggish(adjective, dull, quiet, slow, cold) |
| dozy(noun, adjective, dull, quiet, slow) |
| torpid(adjective, dull, quiet, slow, cold) |
| comatose(adjective, dull, quiet, slow, heavy) |
| narcotic(adjective, awareness) |
| nodding(noun, adjective, dull, quiet, tired) |
| slumbrous |
| somnifacient(noun, adjective, awareness, sleepy, soporific) |
| asleep |
| dormant(adjective, dull, stupid, still, idle) |
| heavy(adjective, dull, quiet, slow, weary) |
| hypnotic(adjective, awareness) |
| quiet |
| slumbery(adjective, awareness) |
| inert(adjective, dull, moving, slow, heavy) |