臼蓋形成不全 きゅうがいけいせいふぜん Meanings Noun acetabular dysplasia Kanji 臼 mortar. Read as キュウ. 蓋 lid. Read as ガイ. 形 shape. Read as ケイ. 成 become. Read as セイ. 不 un- 全 all. Read as ゼン. Jinuma: Japanese Dictionary · Word lists