| unimpassioned(adjective, calm, quiet, reasonable, sensible) |
| apathetic(adjective, calm, cool, relaxed, indifferent) |
| cool-headed(adjective, calm, quiet, cool, moderate) |
| unagitated(adjective, calm, quiet, relaxed, casual) |
| unexcitable(adjective, calm, quiet, cool, moderate) |
| unimpressed(adjective, calm, quiet, cool, moderate) |
| untroubled(adjective, calm, quiet, cool, moderate) |
| unemotional(adjective, calm, quiet, cool, moderate) |
| aloof(adjective, calm, quiet, cool, moderate) |
| cold(adjective, calm, cool, sensible, dark) |
| cold-blooded(adjective, calm, detached, sober, unfeeling) |
| lackadaisical(adjective, calm, cool, relaxed, indifferent) |
| unflappable(adjective, calm, quiet, cool, moderate) |
| uninterested(adjective, cool, indifferent, sophisticated, apathetic) |
| relaxed(adjective, calm, quiet, cool, moderate) |
| self-controlled(adjective, calm, quiet, relaxed, casual) |
| self-possessed(adjective, calm, quiet, cool, moderate) |
| steady(adjective, calm, quiet, reasonable, dark) |
| controlled |
| half hearted |