YOU SAID:

hello you silly billy

INTO JAPANESE

こんにちはあなたは愚かなビリー

BACK INTO ENGLISH

Hi you are stupid billy

INTO JAPANESE

こんにちはあなたはバカです

BACK INTO ENGLISH

Hello You are a fool

INTO JAPANESE

こんにちはあなたはばかです

BACK INTO ENGLISH

Hello You are a fool