This is the 1447th most frequent German word.
netanjahu
"Netanjahu" is not a German word; it refers to Benjamin Netanyahu, the Israeli politician and former Prime Minister.
The word "Netanjahu" in this sentence functions as a proper noun, referring specifically to Benjamin Netanyahu, the former Prime Minister of Israel.
Netanjahu sprach gestern vor der Generalversammlung der Vereinten Nationen.
Netanyahu spoke yesterday at the United Nations General Assembly.
Here, "Netanjahu" denotes ownership, relating the policies to him, and is used as a proper noun in a possessive context.
Die Politik von Netanjahu wurde von vielen Experten diskutiert.
Netanyahu's policies were discussed by many experts.
In this case, "Netanjahu" signifies the subject of a biography, showing the use of proper noun as the object of the sentence.