This is the 15755th most frequent Korean word.
복수
"복수" means "revenge" or "plural" in English, depending on context.
복수 is used here to mean 'revenge' which implies the act of retaliating for harm done.
복수는 되갚는 것을 뜻합니다.
Revenge means returning the harm you received.
복수 is used here to mean 'plural'. This context is about grammar learning.
복수를 공부하면 많은 형태의 단어를 학습할 수 있습니다.
By studying plurals, you can learn various forms of words.
복수 again means 'revenge' referencing a planned act to retaliate against someone.