| lazy(adjective, dull, slow, still, weary) |
| leaden(adjective, dull, slow, heavy, still) |
| lifeless(adjective, dull, slow, heavy, still) |
| listless(adjective, dull, quiet, slow, heavy) |
| lulling(adjective, tired, lethargic, sleepy, dazed) |
| lumpish(adjective, dull, slow, heavy, sluggish) |
| mooney(adjective, dull, slow, heavy, sluggish) |
| moony(adjective, dull, stupid, idle, weary) |
| napping |
| narcotized |
| nebbish(adjective, dull, stupid, idle, weary) |
| off(adjective, dull, slow, heavy, sluggish) |
| out |
| passive(adjective, dull, stupid, still, weary) |
| phlegmatic(adjective, dull, slow, heavy, stupid) |
| pokey(adjective, dull, slow, heavy, sluggish) |
| quiescent |
| quieter |
| restful(adjective, tired, lethargic, sleepy, dazed) |
| resting |