A female headmaster is typically referred to as a "headmistress." This term is used to denote the female leader of a school, particularly in primary and secondary education settings. In some contexts, the term "principal" is also used for both male and female school leaders, regardless of gender.
The masculine is headmaster.
The Headmaster or sometimes just The Head, particularly if the post is held by a female.
He was called Armando Dippet, and was the headmaster before Albus Dumbledore.
headmaster
Dolores Umbridge.
A Headmaster (english)
The male headmaster of a school is commonly referred to simply as "headmaster." In some contexts, he may also be called "principal," particularly in schools in the United States. The term "headmaster" is often used in private or preparatory schools, while "principal" is more prevalent in public education systems.
Professor Albus Dumbledore.
They are generally called Headmistress, or sometimes Matron.
The Principal/President
Mr.Williams.
To be called to the Headmaster's office for a talking to or caning.