사사건건 + 간섭하다 / 반대하다 / 트집을 잡다
in every single matter, at every turn
Example
동생은 사사건건 제 일에 간섭해요.
My younger sibling meddles in every little thing I do.
Word parts
사 matter+사 matter+건 item+건 item
Literally 'every matter, every item'.
Good to know
Pronounced [사사껀껀]; almost always negative, with meddling or opposing.
Related words