| cool-headed(tranquil, unperturbed) |
| dispassionate(calm, detached, unemotional, composed) |
| in control(expression, idiom, tranquil, unperturbed) |
| level-headed(calm, cool, composed, unflappable) |
| mild(adjective, calm, unconcerned, unruffled, untroubled) |
| smooth(adjective, calm, unconcerned, unruffled, untroubled) |
| unconcerned(adjective, calm, peaceful, tranquil, unruffled) |
| unemotional(adjective, calm, detached, composed) |
| unexcited(adjective, calm, detached, unemotional, composed) |
| unflappable(adjective, calm, cool, steady, detached) |
| unimpassioned |
| unmoved(adjective, calm, cool, steady, detached) |
| unworried(adjective, calm, peaceful, unconcerned, tranquil) |
| abstract(adjective, calm, detached, unemotional, composed) |
| aloof(adjective, calm, detached, unemotional, composed) |
| aplomb |
| assured(calm, cool, unflappable) |
| balanced |
| candid(adjective, calm, detached, unemotional, composed) |
| carefree(adjective, calm, unconcerned, unruffled, untroubled) |