别理他，他就是个势利眼。

Just ignore him; he's a real ___snob.

她装作是葡萄酒专家，但其实只是个自命不凡的人。

She pretended to be an expert on wine, but she was just a ___snob.

他升职后变成了一个十足的势利小人，几乎不再和他以前的同事说话。

He got promoted and turned into a complete ___snob, barely speaking to his old colleagues.