| solemn(adjective, calm, cool, dignified) |
| static(adjective, calm, quiet, smooth, silent) |
| stationary(adjective, calm, quiet, smooth, silent) |
| stilly(adjective, calm) |
| stoic(adjective, unexcitable) |
| stoical(adjective, calm, quiet, cool, gentle) |
| tame(adjective, calm, quiet, kind, soft) |
| together(adjective, calm, quiet, cool, relaxed) |
| undemanding(adjective, feature, state, calm, quiet) |
| unemotional(adjective, calm, quiet, cool, relaxed) |
| unflurried(adjective, calm, unperturbed) |
| unworried(adjective, feature, state, calm, quiet) |
| affable(adjective, calm, kind, moderate, gentle) |
| aloof(adjective, quiet, cool, still, peaceful) |
| amiable(adjective, calm, quiet, cool, kind) |
| apathetic(adjective, unexcitable) |
| compassionate(adjective, calm, kind, smooth, soft) |
| cosy |
| demure(adjective, calm, cool, dignified, unexcitable) |
| devil-may-care(adjective, feature, state, calm, mild) |