Difference between parents and father in Korean
부모·아버지

부모parents
"Parents" means your mother and father together. In Korean, 부모 can talk about your own parents or someone else’s parents. It is often used when speaking about family, home, school, and daily life.

아버지father
Father means your dad, the male parent in a family. In Korean, 아버지 is a polite and common word for “father.” You can use it when talking about your own father or someone else’s father in a respectful way.
The difference
아버지 means your father, one parent. 부모 means both your mother and father together.