When to use octopus in Korean
Korean: 문어[ mun-eo ]

When to use it
An octopus (문어) is a sea animal with eight long arms. People often see it in the ocean, at an aquarium, or in a seafood market. You can use this word when talking about marine animals or food.
Example sentences
수족관에 큰 문어가 있어요.
There is a big octopus at the aquarium.
학교에서 문어 사진을 그렸어요.
I drew a picture of an octopus at school.
시장에서 문어를 샀어요.
I bought an octopus at the market.
저녁에 문어를 먹었어요.
I ate octopus for dinner.
바다에서 문어를 보고 싶어요.
I want to see an octopus in the sea.
아이가 책에서 문어를 봐요.
The child sees an octopus in a book.