This is the 7704th most frequent Russian word.
захаровой
The word "захаровой" is the genitive or prepositional case form of the surname Захарова (Zakharova), typically meaning "of Zakharova" or "about Zakharova" in English.
Here, 'Захарову' is the accusative form of the proper noun 'Захарова', referring to a person's surname, implying she is the object of the action described in the sentence.
Марию Захарову назначили на новую должность в министерстве.
Maria Zakharova was appointed to a new position in the ministry.
In this case, 'захаровой' is used in the genitive singular form, denoting possession or attribution, related to something or someone named 'Zakharova'.
Я прочитал статью захаровой журналистики в этом журнале.
I read an article of 'Zakharova's journalism' in this magazine.
Here, 'захаровой' is in the instrumental case, used to describe something associated with or named after 'Zakharova', often referring to a location, craftsmanship, or similar connotation.