頑固 がんこ ganko stubborn JLPT N1 na-adjective noun Common word The kanji in this word 頑 stubborn, foolish, firmly JLPT N1 · Strokes 13 固 harden, set, clot JLPT N2 · Strokes 8 In this level 玩具 簡潔 還元 看護 漢語 勧告 換算 監視 慣習 観衆 Back to the JLPT N1 list Practise these words