This is the 534th most frequent Azerbaijani word.
əliyeva
"Əliyeva" is a common Azerbaijani surname, typically the feminine form of "Əliyev."
In this sentence, 'Əliyeva' is a surname used as a proper noun referring to a person.
Əliyeva dünən məni qonaq çağırdı.
Əliyeva invited me to visit yesterday.
Here, 'Əliyeva' is again a surname, and its grammatical usage indicates authorship or creation.
Bu kitab Əliyeva tərəfindən yazılmışdır.
This book was written by Əliyeva.
In this instance, 'Əliyeva' functions as the indirect object (marked with the dative case) receiving the letter.