This is the 11675th most frequent Russian word.
журналистики
The Russian word "журналистики" means "journalism" in English.
The word "журналистики" here is in the genitive case, showing that it relates to the field of study.
Я изучал основы журналистики в университете.
I studied the basics of journalism at the university.
Here, "журналистики" is used again in the genitive case to specify the 'world of journalism'.
Мир журналистики меня всегда привлекал.
The world of journalism has always attracted me.
In this example, "журналистики" is in the genitive case to denote the specific professional field related to the skill requirements.