| cool(adjective, calm, quiet, smooth, easy) |
| easeful(adjective, calm, quiet, friendly, steady) |
| easy(adjective, calm, quiet, smooth, soft) |
| easygoing(adjective, calm, quiet, smooth, easy) |
| equable(adjective, calm, quiet, cool, smooth) |
| even(adjective, calm, quiet, easy, relaxed) |
| even-tempered(adjective, calm, quiet, easy, relaxed) |
| free from strife(expression, adjective, idiom, quiet, friendly) |
| friendly(adjective, calm, quiet, serene, soothing) |
| gone |
| harmonious(adjective, calm, quiet, cool, smooth) |
| hushed(adjective, calm, quiet, cool, smooth) |
| idyllic |
| in order(expression, adjective, calm, quiet, cool) |
| inactive(adjective, quiet, cool, smooth, slow) |
| irenic(adjective, calm, quiet, friendly, steady) |
| laid-back(adjective, calm, quiet, cool, smooth) |
| lenient(adjective, calm, quiet, easy, mild) |
| level(adjective, calm, quiet, friendly, steady) |
| limpid(adjective, calm, clear, smooth, still) |