This is the 755th most frequent German word.
baerbock
"Baerbock" is not a standard German word; it is a surname, notably associated with German politician Annalena Baerbock.
The word 'Baerbock' is used as a proper noun, referring to a specific individual's name, Annalena Baerbock.
Baerbock ist eine Politikerin in Deutschland.
Baerbock is a politician in Germany.
Here, the word 'Baerbock' is used adjectivally (baerbocksche) to describe something associated with or characteristic of Baerbock.
Das baerbocksche Argument war überzeugend.
The baerbockian argument was convincing.
In this context, the term 'Baerbock' is used as a proper noun, denoting the person, but emphasizes possession or relation, referring to an entity (the supporter) affiliated with Baerbock.