いとこ 従兄弟 Common word JLPT N3 Wanikani level 28 LinksSentence search for 従兄弟Sentence search for いとこSentence search for じゅうけいていKanji details for 従, 兄 and 弟Edit in JMdict Noun1. cousin (male)Usually written using kana alone, See also 従姉妹Other forms従兄弟 【じゅうけいてい】Notesいとこ: Gikun (meaning as reading) or jukujikun (special kanji reading). Discussions Log in to talk about this word.