write + even though
kaku kuse ni
even though; and yet — contemptuous, the subject should know or act better
下手なくせに、いつも偉そうに言うよね。
heta na kuse ni, itsumo erasou ni iu yo ne.
You're bad at it, and yet you always talk like you're the expert. casual
知ってるくせに、教えてくれなかった。
shitteru kuse ni, oshiete kurenakatta.
Even though he knew, he wouldn't tell me. casual