YOU SAID:

Are you acting all high-and-mighty because you're two years younger than me?

INTO JAPANESE

あなたは私より2歳年下だから偉そうに振る舞っているのですか？

BACK INTO ENGLISH

Are you acting superior because you're two years younger than me?

INTO JAPANESE

あなたは私より2歳年下だから偉そうにしているのですか？

BACK INTO ENGLISH

Are you acting superior because you're two years younger than me?