YOU SAID:

i dont want to eat that pizza

INTO JAPANESE

私はそのピザを食べたくない

BACK INTO ENGLISH

I don't want to eat the pizza.

INTO JAPANESE

ピザは食べたくない。

BACK INTO ENGLISH

I don't want to eat pizza.

INTO JAPANESE

食べたくない。

BACK INTO ENGLISH

I do not want to eat.

INTO JAPANESE

食べたくない。

BACK INTO ENGLISH

I do not want to eat.