| low(adjective, calm, quiet, easy, mild) |
| low-key(adjective, quiet, cool, smooth, slow) |
| measured(adjective, calm, quiet, easy, mild) |
| mellow(adjective, calm, quiet, friendly, steady) |
| mild(adjective, calm, quiet, cool, smooth) |
| moderate(adjective, calm, quiet, cool, easy) |
| motionless(adjective, quiet, cool, smooth, slow) |
| murmuring(adjective, calm, quiet, easy, mild) |
| neutral(adjective, calm, quiet, cool, smooth) |
| neutralist(adjective, calm, quiet, friendly, steady) |
| nonbelligerent(adjective, calm, quiet, friendly, steady) |
| nonviolent(adjective, calm, quiet, friendly, restrained) |
| on friendly terms(expression, adjective, idiom, quiet, friendly) |
| on good terms(expression, adjective, idiom, quiet, friendly) |
| orderly |
| pacifistic(adjective, calm, quiet, friendly, steady) |
| paradisiacal(adjective, calm, quiet, easy, mild) |
| patient(adjective, calm, quiet, cool, smooth) |
| peace-loving(adjective, calm, quiet, friendly, serene) |
| pellucid(adjective, calm, clear, smooth, still) |