Nouns and cases
die n-Deklination
In English: n-declension (weak masculine nouns)
A group of masculine nouns that add -n or -en in every form except the nominative singular. It includes many persons and animals in -e (der Junge, der Kollege, der Löwe) and nouns in -ent, -ist, -ant, plus der Herr and der Mensch.
Example: Ich kenne den Studenten. Sie spricht mit dem Jungen.