This is the 2934th most frequent Catalan word.
exemplar
A model or example to be imitated; an edition or copy of a book.
Here, 'exemplar' is describing behavior that serves as a positive model or example.
Té un comportament exemplar a classe, sempre està atent i respecta els professors.
He has exemplary behavior in class; he is always attentive and respects the teachers.
In this usage, 'exemplar' refers to an instance or demonstration of a type of art.
Aquest museu mostra un exemplar d'escultura catalana del segle XVIII.
This museum shows an example of Catalonian sculpture from the 18th century.
The word 'exemplar' here is used to mean 'a copy of a book or publication'.