This is the 12867th most frequent German word.
yussuf
"Yussuf" is not a standard German word; it is a name, equivalent to "Joseph" in English.
Here, 'Yussuf' is a proper noun referring to a specific individual.
Yussuf ist ein talentierter Fußballspieler.
Yussuf is a talented soccer player.
In this sentence, 'Yussuf' is used to address or refer to a person directly in the context of a question.
Hast du Yussuf heute in der Schule gesehen?
Have you seen Yussuf at school today?
'Yussuf' in this context is used to indicate possession, as part of a possessive structure.