| flat(adjective, insensibility, physical inertness) |
| lumpish(adjective, dull, slow, heavy, sluggish) |
| stupid(adjective, action, dull, slow, cold) |
| tired(adjective, dull, slow, careless, indifferent) |
| weary(adjective, dull, weak, easy, slow) |
| dead in the water |
| drugged(adjective, cold, dead, tired, senseless) |
| hebetudinous(adjective, action, dull, slow, cold) |
| quiescent(adjective, dull, still, sluggish, lazy) |
| slow-moving(adjective, dull, quiet, slow, careless) |
| slumberous(adjective, dull, quiet, slow, cold) |
| unconcerned(adjective, dull, hard, weak, easy) |
| immobile(adjective, calm, dull, still, sluggish) |
| numbed(adjective, unfeeling, numb, insensitive, dazed) |
| static(adjective, calm, dull, slow, still) |
| unhurried(adjective, dull, quiet, weak, easy) |
| abeyant(dull, sluggish, lazy, passive, hidden) |
| asleep(adjective, calm, dull, quiet, slow) |
| dense(adjective, dull, slow, silly, stupid) |
| dozy(adjective, quiet, slow, heavy, tired) |