| peaceful(adjective, cool, smooth, mild, quiet) |
| quiet(adjective, cool, still, peaceful, tranquil) |
| tranquil(adjective, quiet, cool, smooth, slow) |
| calm(adjective, quiet, cool, still, dead) |
| placid(adjective, quiet, cool, smooth, mild) |
| quiescent(adjective, quiet, cool, smooth, slow) |
| restful(adjective, quiet, cool, smooth, mild) |
| serene(adjective, quiet, cool, smooth, mild) |
| halcyon(adjective, quiet, cool, smooth, mild) |
| pacific(adjective, quiet, cool, smooth, mild) |
| relaxing |
| smooth(adjective, quiet, cool, mild, still) |
| cool(adjective, quiet, smooth, mild, still) |
| easeful |
| resting(adjective, calm, dead, peaceful, drowsing) |
| still(adjective, quiet, cool, smooth, mild) |
| untroubled(adjective, quiet, cool, still, peaceful) |
| comfortable |
| friendly(adjective, peaceful) |
| sedate(adjective, quiet, cool, still, peaceful) |