contradic,

(每日一词)contradict
词汇量有很大帮助 contra表示"反对,相反" contrary, contradict
say: 指出 控告 indicate indict contradict 矛盾 文本 edition
contradictoneself也是高频短语,表示"自相矛盾"(to say something
词根dict表示"说":predict, dictate, contradict