くせに
(Kuse ni)
Expresses annoyance or criticism that someone does something despite a fact to the contrary.
Connection rules
- +Verb (Casual) + くせに
- +Noun + の + くせに
- +な-adj + な + くせに
- +い-adj + くせに
Examples
1.
彼は知らないくせに、何でも知っているような顔をする。

Kare ha shira nai kuse ni, nani demo shi te iru you na kao wo suru.
Even though he doesn't know, he acts like he knows everything.
「Complaining about a know-it-all」
2.
子供のくせに、生意気なことを言うな。

Kodomo no kuse ni, namaiki na koto wo iu na.
Despite being a child, don't say such cheeky things.
「Scolding a rude kid」
Practice
Even though he can't actually do it, he always says "I'll handle it."
彼は___、いつも「任せて」と言う。
Romaji also accepted