Englishcarefree
adjective
the couple always seemed happy and carefree:
unworried, untroubled, blithe, airy, nonchalant, insouciant, happy-go-lucky, free and easy, easygoing, blasé, devil-may-care, casual, relaxed, serene;
cheerful, cheery, happy, merry, jolly, joyful, gleeful, glad;
bright, sunny, buoyant, vivacious, bubbly, bouncy, breezy, jaunty, frisky;
informal upbeat, laid back.
▷antonyms anxious, careworn.