unworried Synonyms

carefree worry-free unconcerned tranquil sunny serene satisfied relaxed placid peaceful nonchalant merry joyful jolly unruffled undisturbed unagitated unperturbed unflustered unbothered untroubled cheery at ease unsurprised happy-go-lucky laid-back upbeat blither at peace jocund jaunty comfortable collected cheerful centered casual calm buoyant bubbly bright breezy blithesome blithe blissful composed content insouciant indifferent happy gleeful