This is the 3858th most frequent Russian word.
андрей
"Андрей" is a Russian male given name, equivalent to "Andrew" in English.
The word 'Андрей' is used as a proper noun, acting as the subject of the sentence, indicating a male individual's name.
Андрей любит играть на гитаре.
Andrei loves playing the guitar.
The word 'Андрей' is used in instrumental case as 'с Андреем', showing an interaction with the person named Andrei, adopting the necessary case form in Russian grammar.
Мы познакомились с Андреем на вечеринке.
We met Andrei at the party.
The word 'Андрей' is used in prepositional case as 'о Андрее', denoting the object of thought, and is adapted to this grammar situation where the preposition 'о' requires this case.