つどく 積ん読 Common word LinksSentence search for 積ん読Sentence search for つんどくSentence search for 積読Sentence search for つん読Kanji details for 積 and 読Edit in JMdict Noun, Suru verb1. buying books and not reading them; stockpiling books; tsundokuNoun2. books bought but not readOther forms積読 【つんどく】、つん読 【つんどく】 Discussions Log in to talk about this word.