This is the 6934th most frequent Russian word.
анатольевна
"Анатольевна" is a patronymic in Russian, meaning "daughter of Anatoly."
In this sentence, 'Анатольевна' is part of a full name and used to convey respect and formality towards a teacher.
Анна Анатольевна — наш классный руководитель.
Anna Anatolievna is our homeroom teacher.
Here, 'Анатольевна' continues its function as a patronymic, used in conversational context about someone.
Вы видели, как Анна Анатольевна вчера пришла в школу?
Did you see how Anna Anatolievna came to school yesterday?
In this example, the proper name with 'Анатольевна' is utilized in a direct personal interaction, showing appreciation.