This is the 3081st most frequent Korean word.
kai
The Korean word "kai" does not have a standalone meaning in standard Korean; it may be a romanization of other words or slang, depending on context.
The word '개' (gae) in this sentence means 'dog', referring to the animal.
나는 윤호와 개를 산책했어요.
I walked a dog with Yunho.
Here, the word '개' is not used, but a context involving improvement or reinforcement (could stem from 개 as a prefix for improvement in other uses).
이 문제를 해결하기 위해 강화된 접근법이 필요해요.
A reinforced approach is needed to tackle this issue.
The word '개강' (gae-gang) here uses '개' as a prefix meaning 'beginning' or 'commencement' in the context of academic terms.