| flexible(mild, relaxed, tolerant, laid-back, permissive) |
| manageable(adjective, clear, light, weak, smooth) |
| permissive(adjective, feature, state, calm, weak) |
| serene(adjective, feature, state, calm, quiet) |
| simple(adjective, clear, light, weak, smooth) |
| tranquil(adjective, feature, state, calm, quiet) |
| uncomplicated(adjective, clear, light, smooth, simple) |
| undisturbed(adjective, feature, state, calm, quiet) |
| unhurried(adjective, feature, state, calm, quiet) |
| untroubled(adjective, feature, state, calm, quiet) |
| weak(adjective, feature, state, simple, gentle) |
| breezy(adjective, feature, state, mild, relaxed) |
| contented(adjective, feature, state, calm, quiet) |
| devil-may-care(adjective, feature, state, mild, relaxed) |
| facile(adjective, clear, light, smooth, simple) |
| free and easy(expression, adjective, idiom, feature, state) |
| happy-go-lucky(adjective, feature, state, mild, relaxed) |
| hassle-free |
| indulgent(adjective, calm, weak, mild, relaxed) |
| insouciant(adjective, feature, state, mild, relaxed) |