| unknowing |
| unperturbed(adjective, calm, cool, relaxed, indifferent) |
| untouched(adjective, calm, cold, indifferent, restrained) |
| Laodicean(adjective, cold, dead, apathy, passive) |
| adamant(adjective, cold, indifferent, steady, fixed) |
| blase(adjective, calm, cool, relaxed, cold) |
| bovine |
| cold blooded(adjective, temper, cold, negative, aloof) |
| demure(adjective, unexcitable) |
| easy(adjective, calm, dull, cool, weak) |
| empty |
| equable(adjective, calm, quiet, cool, moderate) |
| hardened(adjective, hard, cool, careless, indifferent) |
| impervious(adjective, calm, restrained, unconcerned, subdued) |
| inactive(adjective, dull, quiet, cool, weak) |
| incognizant |
| indurated(adjective, hard, cool, careless, indifferent) |
| inexcitable(adjective, cool, blank, aloof, unemotional) |
| insensate(adjective, hard, careless, cold, indifferent) |
| languorous(adjective, dull, weak, easy, slow) |