| smooth(adjective, calm, quiet, cool, weak) |
| sedate(adjective, calm, quiet, cool, moderate) |
| unperturbed(adjective, calm, quiet, cool, easy) |
| quiescent(adjective, calm, quiet, cool, smooth) |
| self-possessed(adjective, calm, quiet, cool, moderate) |
| detached(adjective, calm, quiet, cool, moderate) |
| dispassionate(adjective, calm, quiet, cool, moderate) |
| halcyon(adjective, calm, quiet, cool, smooth) |
| impassive(adjective, calm, quiet, cool, moderate) |
| moderate(adjective, calm, quiet, cool, weak) |
| pacifist(easygoing, compliant, peace-loving) |
| unflappable(adjective, calm, quiet, cool, smooth) |
| even(adjective, calm, dull, quiet, smooth) |
| reposeful(adjective, quiet, cool, smooth, mild) |
| self-controlled(adjective, calm, close, quiet, gentle) |
| temperate(adjective, calm, quiet, cool, weak) |
| easy(adjective, calm, quiet, cool, weak) |
| hushed(adjective, calm, quiet, cool, smooth) |
| inactive(adjective, dull, quiet, cool, smooth) |
| passive(adjective, calm, unemotional, passive, composed) |