mistress

n. /ˈmɪstrəs/ C1

女主人；情妇

A woman in control of a house or situation.

仙境例句

The Duchess was mistress of a noisy house, where even the air was full of pepper.

公爵夫人是一座吵闹宅子的女主人，那里连空气里都是胡椒。