headmistress

[ hed-mis-tris ]

/ ˈhɛdˈmɪs trɪs /

a woman in charge of a private school.

Origin of headmistress

First recorded in 1870–75; head + mistress

See -ess.

head·mis·tress-ship, noun

“You must stop baring your midriff,” scolded her headmistress.

The 15 Most Cringeworthy Bits From Leandra Medine’s New Memoir |Emilia Petrarca |September 10, 2013 |DAILY BEAST
Her clothes are sold at Barneys, all over Europe and Asia, and are quite fitted, with provocative names like "HeadMistress Dress."

The Rise and Rise of L'Wren Scott |Merle Ginsberg |March 18, 2009 |DAILY BEAST
The headmistress raised her eyes: "I shall not repeat myself, I shall not say much," she said.

The Gentleman from San Francisco |Ivan Alekseyevich Bunin
"You are no longer a little girl," said the headmistress meaningly, beginning to feel secretly irritated.

The Gentleman from San Francisco |Ivan Alekseyevich Bunin

I shall have to report you to your headmistress, I'm afraid.

For the Sake of the School |Angela Brazil
They admired and respected their headmistress, and her well-framed rules were rarely transgressed.

The School by the Sea |Angela Brazil
When their bedtime arrived, and still they were missing, the headmistress had grown uneasy, and started in search of them.

The Manor House School |Angela Brazil

headmistress

/ (ˌhɛdˈmistrəs) /

a female principal of a school Gender-neutral form: head teacher

headmistressship, noun