German nouns can be fused or joined with other nouns and to form a new noun. This adds simplicity to the language in terms of writing. In most occassions german words are just mere fusions of many individual nouns, which is very easy to decipher the meaning the the word.

Rule: The gender of the new Noun formed as a result of fusion or join has always the gender of the last noun. see orange highlighted words.

Rule: The whole noun formed as a result of join , must begin with capital letter. No capital letters are allowed in between. Also there must not be any spaces. It must be written continously.

das Kontoeröffnungsformular

das Konto = account (noun)
die Eröffnung = Opening (noun)
das Formular = Application

If you know only a very few nouns and their correct gender, you can exploit this technique by forming large number of words on your own.

Let us assume that you know das Zimmer (room) has “neutral” gender “das”. We will form or derive as many nouns as we can using “das Zimmer” as base word.

das Zimmer

das Wohnzimmer = living room
das Schlafzimmer = sleeping room
das Einzelzimmer = single room
das Doppelzimmer = double room

die Karte

die Postkarte = Postcard
die Speisekarte = Food Menu
die Fahrkarte = Travel ticket
die Visitenkarte = Visiting card
die Kinokarte = Cinema Ticket
die Ansichtskarte = Picture cards
die Platzkarte = Seat reservation ticket