言い合い

あー言（い）えば、こーゆー。里（り）香（か）ってばそんなヤツだ。文句（もんく）の言い合（いいあ）いで勝（か）てるわけない。

You say po-tah-to I say po-tay-to. Rika is just that sort of girl. There's no way to win a battle of words with her.