癖 mannerism, habit, vice, trait, fault, kink 18 strokes jōyō, taught in secondary school old JLPT 1 #1973 in newspapers Readings Onヘキ Kunくせ、くせ.に In Chinese 癖 Words written with it 癖 くせ habit (usu. a bad one) N3 口癖 くちぐせ pet saying 潔癖 けっぺき fastidiousness 性癖 せいへき disposition