ㄙㄨㄟˋsuìㄇㄧˋ

  1. 精深細密晉書··五行》:屋宇邃密。」·朱熹鵝湖舊學商量邃密新知培養深沉。」精細細密粗疏

deep, profound, abstruse and full (of thought)​