词根：-proper-, -propri-

【词根含义】：适当的,本身所有的

【词根来源】：来源于拉丁语形容词proprius, propria, proprium(个人的,自己的)。

【同源单词】：improper, proper, property, appropriate, appropriation

前缀：ap-

【词根含义】：加强或引申意义

【词根来源】：ad-的变体,用在p前。

【同源单词】：apparent, appeal, appealing, appear, appearance

词根词缀：proprio-, propri-

【来源及含义】Latin: one's own; to belong to a person, a thing, or a group

【同源单词】Aliis volat propriis, appropriatary, appropriate, appropriate, appropriated, appropriately