걱정이나 근심, 책임감이 없어 마음이 가볍고 즐거운.
Free from anxiety, stress, or heavy responsibilities; characterized by a lighthearted and happy mood.
예문:
"The retired couple enjoyed a carefree life traveling across the country in their van."
"She missed the carefree days of her youth before she had a full-time job."
"His carefree smile suggested that he wasn't bothered by the recent setbacks."