とす 研ぎ澄ます Show inflections LinksSentence search for 研ぎ澄ますSentence search for とぎすますSentence search for 研ぎすますSentence search for 研澄ますKanji details for 研 and 澄Edit in JMdict Godan verb with 'su' ending, Transitive verb1. to sharpen; to grind; to whet; to hone; to make keenOther forms研ぎすます 【とぎすます】、研澄ます 【とぎすます】 Discussions Log in to talk about this word.