| worry-free |
| airy(adjective, happy, relaxed, cheerful, cheery) |
| at ease(expression, adjective, happy, relaxed, cheerful) |
| blithe(adjective, happy, relaxed, lively, cheerful) |
| breezy(adjective, happy, relaxed, cheerful, happy-go-lucky) |
| buoyant(adjective, happy, relaxed, lively, cheerful) |
| calm(adjective, happy, relaxed, cheery, happy-go-lucky) |
| carefree(adjective, lighthearted, untroubled) |
| careless(adjective, happy, relaxed, cheerful, cheery) |
| cheerful(adjective, happy, relaxed, lively, jolly) |
| cheery(adjective, happy, relaxed, cheerful, carefree) |
| cool(adjective, happy, relaxed, happy-go-lucky, lighthearted) |
| easy-going(adjective, happy, relaxed, cheerful, cheery) |
| happy-go-lucky(adjective, happy, relaxed, lively, cheerful) |
| insouciant(adjective, happy, relaxed, lively, cheerful) |
| jovial(adjective, happy, relaxed, lively, cheerful) |
| laid back(expression, adjective, happy, relaxed, cheerful) |
| lighthearted(adjective, happy, relaxed, cheerful, carefree) |
| radiant(adjective, happy, relaxed, cheerful, cheery) |
| secure(adjective, happy, relaxed, cheerful, cheery) |