초반이 · 초반을
early part, beginning; early (twenties, etc.)
Example
그는 이십 대 초반에 회사를 시작했어요.
He started his company in his early twenties.
Word parts
초 beginning+반 stage
Originally the opening stage of a board game such as baduk.
Good to know
Ages work like English: 20대 초반 is 'early twenties,' 30대 후반 is 'late thirties.'
Related words