YOU SAID:

I filled the diaper with Nutella and threw it at him.

INTO JAPANESE

私はおむつにヌテラを詰めて、彼に投げつけました。

BACK INTO ENGLISH

I stuffed a diaper with Nutella and threw it at him.

INTO JAPANESE

おむつにヌテラを詰めて、彼に投げつけました。

BACK INTO ENGLISH

I stuffed a diaper with Nutella and threw it at him.