YOU SAID:

i am undoubtedly in love with my best friend but i do not want to tell her my love for her

INTO JAPANESE

私は間違いなく親友に恋をしていますが、彼女に私の愛を伝えたくありません

BACK INTO ENGLISH

I'm definitely in love with my best friend but I don't want to tell her my love

INTO JAPANESE

私は間違いなく私の親友と恋をしていますが、彼女に私の愛を伝えたくありません

BACK INTO ENGLISH

I'm definitely in love with my best friend but I don't want to tell her my love