| calm(adjective, calm, quiet, cool, smooth) |
| tranquil(adjective, calm, quiet, cool, smooth) |
| serene(adjective, calm, quiet, cool, smooth) |
| composed(adjective, calm, quiet, cool, smooth) |
| cool(adjective, calm, quiet, smooth, easy) |
| peaceful(adjective, calm, serene, quiet, cool) |
| undisturbed(adjective, calm, quiet, cool, sound) |
| placid(adjective, calm, quiet, cool, smooth) |
| imperturbable(adjective, calm, quiet, cool, smooth) |
| quiet(adjective, calm, cool, smooth, soft) |
| unperturbed(adjective, calm, quiet, cool, easy) |
| still(adjective, calm, quiet, cool, smooth) |
| collected(adjective, calm, quiet, cool, smooth) |
| untroubled(adjective, calm, quiet, cool, sound) |
| sedate(adjective, calm, quiet, cool, reasonable) |
| unflappable(adjective, calm, quiet, cool, smooth) |
| dispassionate(adjective, calm, quiet, cool, moderate) |
| smooth(adjective, calm, quiet, cool, easy) |
| self-possessed(adjective, calm, quiet, cool, moderate) |
| sober(adjective, calm, dull, quiet, cool) |