| worry-free(adjective, feature, state, trait) |
| carefree(adjective, feature, state, calm, quiet) |
| untroubled(adjective, feature, state, calm, quiet) |
| peaceful(adjective, state, feature, trait, relaxed) |
| insouciant(adjective, feature, state, care, indifferent) |
| blithe(adjective, feature, state, care, indifferent) |
| nonchalant(adjective, feature, state, care, indifferent) |
| serene(adjective, feature, state, calm, quiet) |
| casual(adjective, feature, state, calm, care) |
| happy-go-lucky(adjective, feature, state, care, trait) |
| relaxed(adjective, feature, state, calm, quiet) |
| airy(adjective, feature, state, care, trait) |
| devil-may-care(adjective, feature, state, care, trait) |
| easy(adjective, feature, state, calm, light) |
| free and easy(expression, adjective, idiom, feature, state) |
| indifferent(adjective, feature, state, trait, unsympathetic) |
| unconcerned(adjective, feature, state, calm, indifferent) |
| undisturbed(adjective, feature, state, calm, quiet) |
| calm(adjective, feature, state, quiet, light) |
| careless(adjective, feature, state, indifferent, trait) |