| becalmed(calm, still, lifeless, inactive, inert) |
| blank(adjective, unemotional, emotionless, expressionless, inexpressive) |
| controlled |
| detached(adjective, calm, quiet, cool, moderate) |
| dogged(adjective, determined, fixed, stubborn, obstinacy) |
| halcyon(adjective, quiet, cool, still, peaceful) |
| heedless(adjective, indifferent, detached, distant, apathetic) |
| idle |
| implacable |
| inhuman(adjective, temper, cold, cruel, negative) |
| intractable(adjective, determined, fixed, stubborn) |
| laid-back(adjective, calm, quiet, cool, moderate) |
| matter-of-fact(adjective, calm, cool, cold, cruel) |
| moveless |
| obdurate(adjective, mean, hard, cool, unpleasant) |
| obstinate(adjective, determined, fixed, stubborn) |
| pacific(adjective, calm, quiet, cool, restrained) |
| pitiless(adjective, cold, cruel, unfeeling, unsympathetic) |
| reposeful(adjective, quiet, cool, still, peaceful) |
| reposing(adjective, quiet, cool, still, peaceful) |