This is the 12666th most frequent German word.
westrup
"Westrup" is not a standard German word. It may refer to a proper noun, such as a surname or place name.
Here, 'Westrup' is used as a proper noun referring to an author, indicating a specific individual's name identifying them as the subject of the phrase.
Ich habe kürzlich ein Buch von Westrup gelesen.
I recently read a book by Westrup.
In this context, 'Westrup' is used adjectivally to describe a concept, specifically referring to something associated with the person Westrup.
Das westrupsche Studienmodell wird oft diskutiert.
The Westrup study model is often discussed.
'Westrup' here directly refers to the person, emphasizing the individual's personal preference in the statement.