YOU SAID:

I fell of my rock but killed my friend because he is stupid and dumb

INTO JAPANESE

私は私の岩の中に落ちたが、彼は愚かでばかだから私の友人を殺した

BACK INTO ENGLISH

I fell into my rock but I killed my friend because he is a foolish fool

INTO JAPANESE

私は私の岩の中に落ちたが、彼は愚かなばかだから私の友人を殺した

BACK INTO ENGLISH

I fell into my rock but I killed my friend because he is a silly fool

INTO JAPANESE

私は私の岩の中に落ちたが、彼は愚かなばかだから私の友人を殺した

BACK INTO ENGLISH

I fell into my rock but I killed my friend because he is a silly fool