| detached(adjective, calm, quiet, hard, cool) |
| frigid(adjective, calm, dull, mean, hard) |
| phlegmatic(adjective, calm, dull, quiet, cool) |
| stolid(adjective, calm, dull, quiet, cool) |
| nonchalant(adjective, calm, cool, relaxed, cold) |
| imperturbable(adjective, calm, quiet, cool, moderate) |
| passionless(adjective, calm, dull, cool, flat) |
| stony(adjective, mean, hard, cool, tough) |
| unaffected(adjective, hard, tough, attitude, cold) |
| uncompassionate(adjective, calm, dull, mean, hard) |
| composed(adjective, calm, quiet, cool, moderate) |
| heartless(adjective, mean, feeling, hard, cool) |
| listless(adjective, calm, dull, quiet, cool) |
| objective(adjective, calm, tough, fair, indifferent) |
| distant(adjective, cool, indifferent, restrained, detached) |
| hard-boiled(adjective, mean, hard, tough, cold) |
| insouciant(adjective, calm, cool, relaxed, cold) |
| uninterested(adjective, cold, indifferent, restrained, detached) |
| hard(adjective, mean, cool, tough, severe) |
| hardened(adjective, hard, cool, tough, severe) |