Principal

主要

zhǔyào

(primary, main)

主犯

zhǔfàn

(legal: primary participant in a crime)

委託人 /委托人

wěituōrén

(legal: one on behalf of whom an agent or gestor acts)

本金

běnjīn

(money originally invested or loaned)

校長 /校长

xiàozhǎng

(chief administrator of a school)

正犯

zhèngfàn

(legal: primary participant in a crime)