| careless(adjective, feature, state, weak, relaxed) |
| blithe(adjective, feature, state, feeling, easy) |
| happy-go-lucky(adjective, feature, state, care, mild) |
| easygoing(adjective, feature, state, feeling, attitude) |
| insouciant(adjective, feature, state, calm, keen) |
| worry-free(adjective, feature, state, worry, condition) |
| unworried(adjective, feature, state, calm, quiet) |
| unconcerned(adjective, feature, state, calm, mild) |
| lighthearted(adjective, feature, state, feeling, easy) |
| nonchalant(adjective, feature, state, calm, care) |
| light-hearted(adjective, feature, state, condition, trait) |
| serene(adjective, feature, state, calm, quiet) |
| free and easy(expression, adjective, idiom, feature, state) |
| relaxed(adjective, feature, state, calm, quiet) |
| happy(adjective, feature, state, keen, bright) |
| peaceful(adjective, feature, state, calm, quiet) |
| cheerful(adjective, feature, state, pleasant, easy) |
| buoyant(adjective, feature, state, feeling, light) |
| debonair(noun, adjective, name, feature, state) |
| light(adjective, feature, state, calm, quiet) |