even though; despite being; for someone who isUsed to criticize or express annoyance that someone or something does not behave as expected given their identity, status, or condition. It follows a noun or な-adjective, often with の before くせに.
JA: 彼は金持ちのくせに、乞食のような生活をしている。
EN: Even though he is rich, he lives like a beggar.