nonchalantly
🇺🇸
/ˌnɑːnʃəˈlɑːntli/
🇬🇧
/ˈnɒnʃələntli/
in a way that shows you are not worried or excited about something
She walked nonchalantly through the park, not caring about the rain.
그녀는 비를 신경쓰지 않고 공원을 편안하게 걷고 있었습니다.