恨み骨髄に徹する うらみこつずいにてっする Meanings Expression, する verb to have a deep grudge; to bear deep resentment towards someone Kanji 恨 grudge. Read as うらむ. 骨 bone. Read as コツ. 髄 marrow. Read as ズイ. 徹 thorough. Read as テツ. Jinuma: Japanese Dictionary · Word lists