と 研ぐ Common word JLPT N1 Show inflections LinksSentence search for 研ぐSentence search for とぐSentence search for 磨ぐSentence search for 砥ぐKanji details for 研Edit in JMdict Godan verb with gu ending, Transitive verb1. to sharpen; to hone; to whet; to grindGodan verb with gu ending, Transitive verb2. to wash (rice)esp. 磨ぐGodan verb with gu ending, Transitive verb3. to scour; to polish; to burnishOther forms磨ぐ 【とぐ】、砥ぐ 【とぐ】 Discussions Log in to talk about this word.