| as cold as charity(adjective, bad, cold, aloof, no feelings) |
| asleep(adjective, hard, tough, severe, cold) |
| austere(adjective, hard, tough, harsh, cruel) |
| autistic |
| aversive(adjective, mean, hard, cool, unpleasant) |
| benumbed(adjective, hard, tough, severe, cold) |
| bitter(adjective, tough, evil, nasty, harsh) |
| bleak(adjective, tough, harsh, cruel, grim) |
| bleaker |
| blind to(expression, adjective, hard, careless, indifferent) |
| calloused |
| candid(adjective, calm, cool, cold, detached) |
| cantankerous(adjective, hard, tough, severe, cold) |
| careful(adjective, cool, detached, thoughtful, cautious) |
| careless(adjective, hard, indifferent, cruel, apathetic) |
| case-hardened(adjective, hard, careless, indifferent, cruel) |
| catatonic |
| cautious(adjective, careful, thoughtful, planned, prudent) |
| churlish(adjective, hard, tough, severe, cold) |
| cold-eyed |