This is the 7795th most frequent Swedish word.
téllez
"Téllez" is not a Swedish word.
In this sentence, 'Téllez' is used as a proper noun, specifically as a surname.
Téllez är ett ovanligt namn i Sverige.
Téllez is an unusual name in Sweden.
Here, 'Téllez' functions as a proper noun indicating the name of a person mentioned.
Jag träffade en person som heter Téllez.
I met a person named Téllez.
In this sentence, 'Téllez' is used as a proper noun referring to a family surname.