co-worker
🇺🇸
/ˈkəʊ wɜːrkər/
🇬🇧
/ˈkəʊ wɜːkə(r)/
A person who works with you in the same place.
My co-worker helped me with the project when I was feeling overwhelmed.
나는 프로젝트에서 압도당했을 때 동료가 나를 도왔다.