Principalness
n. 校長；委托人, 當事人；資本；主犯 (principal的變形)
??? 情景例句
When are you planning to get married?
你準備什么時候結婚？
The abundance of money ruins youth.
錢多毀青年。
Houses -- often three storeys high -- were built of stone.
房子一般有3層樓高，用石塊修建。