| frigid(adjective, cold, dead, apathy, passive) |
| idle(adjective, dull, cold, lifeless, inanimate) |
| imperceptive |
| incurious(adjective, cold, dead, unfeeling, apathy) |
| listless(adjective, cold, dead, unfeeling, apathy) |
| motionless(adjective, dull, cold, lifeless, inanimate) |
| numbed(adjective, dead, unfeeling, lifeless, numb) |
| obdurate(adjective, hard, careless, indifferent, cruel) |
| oblivious(adjective, senseless) |
| obtuse(adjective, hard, unfeeling, unsympathetic, hardened) |
| quiescent(adjective, dull, cold, lifeless, inanimate) |
| spiritless(adjective, dull, hard, careless, cold) |
| swooning(adjective, senseless, insensible, comatose) |
| thick-skinned(adjective, hard, careless, indifferent, cruel) |
| torpid(adjective, hard, careless, indifferent, cruel) |
| unemotional(adjective, hard, cold, dead, unfeeling) |
| unimpressionable(adjective, hard, careless, indifferent, cruel) |
| uninterested(adjective, cold, dead, unfeeling, apathy) |
| unsusceptible(adjective, hard, careless, indifferent, cruel) |
| abiotic |