forerunner
🇺🇸
/ˈfɔːrʌnər/
🇬🇧
/ˈfɔːrʌnə(r)/
Someone or something that comes before and shows what will come next.
The small shop was the forerunner to today's big shopping malls.
그 작은 가게는 오늘날의 큰 쇼핑몰의 선구자였다.