"Nouns: Der Plural" from the Center for Open Educational Resources and Language Learning, The University of Texas at Austin is used under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported license. © 2014, The University of Texas at Austin.

Nouns: Der Plural

6. -EN/N ending
a) all masculine nouns that end in -e, masculine nouns that describe male persons
b) most feminine nouns
c) a small group of neuter nouns

Der Wolf pflückt eine Blume. Er hat veilchenblaue Blumen am liebsten.	The wolf is picking a flower. He likes periwinkle colored flowers the best.
Selbst sein Bett, so wie die Betten seiner Mitbewohner, sind veilchenblau dekoriert.	Even his bed, just like the beds of his roommates, is decorated in periwinkle.
Die Wohnung von Rotkäppchen ist im ersten Stock.	Little Red Riding Hood's apartment is on the first floor.
Es gibt jetzt viele andere Wohnungen im Schloß.	There are many other apartments in the castle now.
Sogar der Wolf hat da einen Freund, den Froschkönig.	Even the wolf has a friend there, the Frog King.
Aber die Bremer Musikanten sind keine Freunde!	But the Bremer musicians are not his friends!

7. -S ending
Many foreign words get an -s ending in German to form the plural.

Rotkäppchens Mutter hat kein Auto. Die drei Autos vor dem Schloß gehören Schneewittchen, den Zwergen und dem pensionierten König.	Little Red Riding Hood's mother doesn't have a car. The three cars in front of the castle belong to Snow White, the dwarves and the retired king.
Rotkäppchen liebt Mopeds! Sie möchte ein Moped sogar zum Geburtstag!	Little Red Riding Hood loves mopeds! She even wants a moped for her birthday!

False friends with English
Some nouns are plural in English, but singular in German:

singular			plural
die Hose	pants	=>	zwei Hosen	two pairs of pants
die Schere	scissors	=>	zwei Scheren	two pairs of scissors
die Brille	glasses	=>	zwei Scheren	two pairs of glasses
die Polizei	the police	=>	die Polizisten	the policemen