| untroubled(adjective, calm, peaceful, tranquil) |
| callous(adjective, calm, mean, hard, cool) |
| collected(adjective, calm, cold, indifferent, restrained) |
| composed(adjective, calm, restrained, peaceful, subdued) |
| insensitive(adjective, mean, hard, cold, indifferent) |
| stony(adjective, mean, hard, cool, cold) |
| unfeeling(adjective, mean, hard, cold, indifferent) |
| unsympathetic(adjective, mean, hard, cool, feelings) |
| adamant(adjective, cold, indifferent, impassive, steadfast) |
| calm(adjective, cold, indifferent, restrained, peaceful) |
| disinterested(adjective, mean, hard, unsympathetic) |
| dispassionate(adjective, calm, cold, indifferent, restrained) |
| frigid(adjective, mean, hard, unsympathetic) |
| hard(adjective, mean, unsympathetic) |
| hard-hearted(adjective, calm, restrained, unconcerned, subdued) |
| harsh(adjective, mean, hard, unsympathetic) |
| heartless(adjective, mean, hard, unsympathetic) |
| icy(adjective, mean, hard, informal, unsympathetic) |
| impassive(adjective, calm, cold, indifferent, restrained) |
| mean(adjective, hard, unsympathetic) |