| languorous(adjective, dull, weak, easy, slow) |
| sleepyhead(adjective, dull, quiet, weak, easy) |
| slow(adjective, dull, quiet, weak, easy) |
| sluggish(adjective, dull, quiet, weak, easy) |
| somnifacient(noun, adjective, dull, quiet, slow) |
| stretchy(adjective, dull, stupid, weary, apathetic) |
| stuporous(adjective, lethargic) |
| supine(adjective, dull, weak, easy, slow) |
| torpid(adjective, dull, quiet, weak, easy) |
| yawning |
| anaesthetised |
| anesthetized |
| asleep |
| asleep on the job(expression, adjective, idiom, dull, sluggish) |
| balmy(noun, adjective, dull, hypnotic, calming) |
| blah(adjective, dull, quiet, weak, easy) |
| blahs(adjective, dull, weak, easy, slow) |
| calming |
| careless(adjective, dull, idle, sluggish, inactive) |
| dallying(adjective, dull, careless, idle, sluggish) |