枢 hinge, pivot, door, center of things 8 strokes jōyō, taught in secondary school old JLPT 1 #1791 in newspapers Readings Onスウ、シュ Kunとぼそ、からくり In Chinese 枢, traditional 樞 Words written with it 中枢 ちゅうすう centre N1 枢機卿 すうききょう cardinal (Catholic Church) 枢軸 すうじく axle 中枢神経 ちゅうすうしんけい central nerves