This is the 337th most frequent Danish word.
andreas
The Danish word "Andreas" is a male given name, equivalent to "Andrew" in English.
Here, 'Andreas' is a proper noun used as a given name of a person.
Andreas er en god ven.
Andreas is a good friend.
In this sentence, 'Andreas' is again a proper noun used to refer to the subject in a statement.
Jeg tror, at Andreas har ret.
I think that Andreas is correct.
'Andreas' here specifies a conditional subject, emphasizing the importance of their action.