木+9 = 13 

椳ㄨㄟwēi

名

  1. 門樞。唐·韓愈〈進學解〉：「夫大木為杗，細木為桷，欂櫨侏儒，椳闑扂楔，各得其宜，施以成室者，匠氏之工也。」

英the pivots, at the top and bottom of a Chinese door, on which the door turns