YOU SAID:
Gomena sai anata wa Baka desu
INTO JAPANESE
ゴメナサイアナタはバカデス
BACK INTO ENGLISH
Gomena Sai You are a fool
INTO JAPANESE
ゴメナサイあなたはばかです
BACK INTO ENGLISH
I'm sorry you are an idiot
INTO JAPANESE
あなたがばかでごめんなさい
BACK INTO ENGLISH
I'm sorry you are stupid
INTO JAPANESE
バカでごめんなさい
BACK INTO ENGLISH
I'm sorry for being stupid
INTO JAPANESE
バカでごめんなさい
BACK INTO ENGLISH
I'm sorry for being stupid
That didn't even make that much sense in English.