| quieted(adjective, calm, relaxed, tranquil, easygoing) |
| relaxed(adjective, calm, cool, casual, tranquil) |
| repressed(adjective, calm, relaxed, tranquil, easygoing) |
| roll with punches(expression, adjective, idiom, calm, cool) |
| sedate(adjective, calm, cool, relaxed, steady) |
| self-assured(adjective, calm, relaxed, tranquil, easygoing) |
| self-possessed(adjective, calm, cool, relaxed, steady) |
| self-satisfied(adjective, calm, cool, steady, tranquil) |
| sensible(adjective, calm, relaxed, tranquil, easygoing) |
| serene(adjective, calm, cool, relaxed, steady) |
| serious(adjective, calm, relaxed, tranquil, easygoing) |
| smooth(adjective, calm, cool, relaxed, detached) |
| smug(adjective, calm, cool, steady, tranquil) |
| soothed(adjective, calm, relaxed, tranquil, easygoing) |
| staid(adjective, calm, relaxed, tranquil, easygoing) |
| stiff upper lip(expression, adjective, idiom, calm, cool) |
| stoical(adjective, calm, cool, steady, tranquil) |
| suppressed(adjective, calm, relaxed, tranquil, easygoing) |
| sure of oneself(expression, adjective, idiom, calm, relaxed) |
| temperate(adjective, calm, relaxed, tranquil, easygoing) |