This is the 3926th most frequent Russian word.
григорьевич
"Григорьевич" is a patronymic in Russian, meaning "son of Grigory."
In this sentence, 'Григорьевич' serves as a proper noun, likely a patronymic name, indicating a form of address or identification for a person.
Григорьевич подарил студенту книгу.
Grigorievich gifted a book to the student.
Here, 'Григорьевич' is used figuratively or symbolically as a nickname or informal address linked to a characteristic or behavior.
Его называют Григорьевичем за его манеру говорить.
He is called Grigorievich for his manner of speaking.
In this case, 'Григорьевич' is used to refer to someone respectfully, possibly due to their role or position as a mentor.