| callous(noun, adjective, calm, person, mean) |
| unfeeling(noun, adjective, mean, bad, hard) |
| hardened(noun, adjective, person, hard, attitude) |
| tough(noun, adjective, mean, strong, hard) |
| heartless(adjective, mean, feeling, hard, attitude) |
| insensitive(noun, adjective, bad, hard, careless) |
| obdurate(adjective, person, strong, hard, tough) |
| unsympathetic(adjective, mean, bad, hard, tough) |
| stony(adjective, person, hard, careless, cold) |
| cold-blooded(adjective, person, bad, hard, tough) |
| realistic(adjective, calm, hard, sound, tough) |
| uncompassionate(adjective, person, mean, hard, careless) |
| hard(adjective, mean, strong, sound, tough) |
| hardhearted(adjective, hard, attitude, careless, cold) |
| harsh(adjective, mean, strong, hard, tough) |
| unemotional(adjective, mean, hard, tough, cold) |
| hard-hearted(adjective, calm, mean, bad, hard) |
| inflexible(adjective, person, mean, strong, hard) |
| apathetic(adjective, person, hard, tough, careless) |
| emotionless(adjective, bad, tough, cold, rational) |