かわたで 川蓼 LinksSentence search for 川蓼Sentence search for かわたでSentence search for カワタデKanji details for 川 and 蓼Edit in JMdict Noun1. water pepper (Persicaria hydropiper f. aquaticum)See also 柳蓼 やなぎたでOther formsカワタデ Discussions Log in to talk about this word.