This is the 6986th most frequent Russian word.
арьев
The word "арьев" does not exist in Russian. It may be a misspelling or error.
Here, "Арьев" is used as a proper noun representing someone's name in the context of identification.
Я встретил человека по имени Арьев.
I met a person named Aryev.
In this example, "Арьевым" is a proper noun inflected to the instrumental case in Russian, used in formal greetings.
Дети вежливо поздоровались с мистером Арьевым.
The children politely greeted Mr. Aryev.
In this sentence, "Арьев" functions as a proper noun, specifically a name of an individual.