| even(mild, easygoing, docile) |
| even-tempered(mild, easygoing, docile) |
| fair(adjective, calm, smooth, still, peaceful) |
| good-natured(mild, easygoing, docile) |
| hushed(mild, easygoing, docile) |
| impassive(calm, composed) |
| imperturbable(calm, mild, peaceful, tranquil, easygoing) |
| irenic(mild, easygoing, docile) |
| laid-back(adjective, calm, smooth, still, peaceful) |
| laid back(expression, clear, smooth) |
| level-headed(calm, composed) |
| limpid(adjective, calm, clear, smooth, still) |
| mild(easygoing, docile) |
| nonchalant(calm, composed) |
| patient(calm, peaceful, tranquil) |
| pellucid(adjective, calm, clear, smooth, still) |
| phlegmatic(calm, peaceful, tranquil, laid-back, unflappable) |
| poised(adjective, calm, quiet, smooth, mild) |
| quiescent(calm, peaceful, tranquil) |
| quiet(calm, mild, peaceful, tranquil, easygoing) |