| nonchalant(adjective, feature, state, calm, cool) |
| unconcerned(adjective, feature, state, calm, cool) |
| indifferent(adjective, feature, state, calm, cool) |
| easygoing(adjective, feature, state, calm, cool) |
| casual(adjective, feature, state, calm, cool) |
| cool(adjective, feature, state, calm, happy) |
| happy-go-lucky(adjective, feature, state, calm, happy) |
| apathetic(adjective, calm, cool, relaxed, cold) |
| carefree(adjective, feature, state, calm, keen) |
| uninterested(adjective, relaxed, cold, indifferent, dead) |
| careless(adjective, feature, state, calm, dull) |
| lackadaisical(adjective, calm, dull, cool, relaxed) |
| listless(adjective, calm, cool, energy, relaxed) |
| relaxed(adjective, feature, state, calm, cool) |
| worry-free(adjective, feature, state, trait) |
| airy(adjective, feature, state, calm, cool) |
| blithe(adjective, feature, state, keen, happy) |
| phlegmatic(adjective, dull, indifferent, unsympathetic, sluggish) |
| pococurante(adjective, cold, dead, apathy, indifference) |
| breezy(adjective, feature, state, calm, happy) |