| cantankerous(adjective, hard, tough, severe, cold) |
| churlish(adjective, hard, tough, severe, cold) |
| closed |
| cold-hearted(adjective, hard, tough, severe, cold) |
| cold fish(expression, adjective, hard, tough, severe) |
| cranky(adjective, negative, bad behavior) |
| crotchety(adjective, hard, tough, severe, cold) |
| deadened(adjective, hard, tough, severe, cold) |
| detached(adjective, person) |
| disaccordant |
| disdainful(adjective, person) |
| disinterested(adjective, person) |
| distant |
| emotionless(adjective, unfeeling, hard-hearted, nowhere, obdurate) |
| exacting(adjective, hard, tough, severe, cold) |
| feelingless(adjective, hard, tough, severe, cold) |
| forbidding(adjective, person) |
| gloomy(adjective, negative, bad behavior) |
| hard-hearted(adjective, hard, tough, severe, cold) |
| hardened(adjective, hard, tough, severe, cruel) |