YOU SAID:

you are the worse mom in the world

INTO JAPANESE

あなたは世界で最悪のママです

BACK INTO ENGLISH

You're the worst mom in the world.

INTO JAPANESE

あなたは最悪のママよ

BACK INTO ENGLISH

You're the worst mom ever.

INTO JAPANESE

お前は最悪のママだ

BACK INTO ENGLISH

You're the worst mom ever.