| laid-back(adjective, calm, cool, relaxed, casual) |
| listless(adjective, calm, cool, relaxed, detached) |
| lukewarm(adjective, calm, cool, relaxed, detached) |
| matter of fact(expression, adjective, idiom, unfeeling, serene) |
| mellow(adjective, calm, cool, relaxed, detached) |
| neutral(adjective, calm, cool, relaxed, detached) |
| nonemotional(adjective, unfeeling, hard-hearted, nowhere, obdurate) |
| nowhere(adjective, unfeeling, hard-hearted, obdurate, unimpassioned) |
| numb(adjective, cold, indifferent, unresponsive, insensitive) |
| oblivious(adjective, cold, indifferent, unresponsive, numb) |
| offhand(adjective, calm, cool, relaxed, detached) |
| relaxed(adjective, calm, cool, casual, offhand) |
| sensationless(adjective, unfeeling, hard-hearted, nowhere, obdurate) |
| soulless |
| steely(adjective, stiff, hard-hearted, obdurate) |
| stony-eyed(adjective, unfeeling, hard-hearted, nowhere, obdurate) |
| toneless(adjective, unfeeling, hard-hearted, nowhere, obdurate) |
| torpid(adjective, cold, indifferent, unresponsive, numb) |
| unamiable(adjective, unfeeling, hard-hearted, nowhere, obdurate) |
| unashamed(adjective, callous, unexcitable, hard-as-nails) |