This is the 6718th most frequent German word.
esteban
"Esteban" is not a German word; it is a Spanish given name equivalent to "Stephen" in English.
In this sentence, 'Esteban' is used as a proper noun referring to a person's name.
Esteban ist ein talentierter Musiker.
Esteban is a talented musician.
Here, 'Esteban' functions as a direct complement in the context of addressing someone.
Hast du Esteban getroffen?
Have you met Esteban?
'Estebans' is used in the possessive form to denote ownership or association to Esteban.