untroubled Synonyms

secure reposeful sunny tranquil unaffected unconcerned unfrequented unruffled unshaken unmolested stilly still smooth rested restful satisfied securer sedate self-possessed serene smiling undisturbed unafraid unagitated at ease cheery unflappable unbothered undismayed unexcited unflustered unperturbed unstirred trouble-free imperturbable unalarming at peace good-humoured laid-back lighthearted carefree happy-go-lucky unworried coolheaded well-adjusted relaxed airy comfortable composed content