Bananen ("bananas") is already plural. It is the plural form of Banane ("banana").
The plural form for "German" is "Germans."
Kugelschreiber is both the singular and plural.
The plural form of the German word Wohnwand is Wohnwände
Using the correct title "German shepherd dog" makes easier. The plural is then "German shepherd dogs". They are however incorrectly called "German shepherds"
Monster in German is the same word; 'Monster'. In the plural form the word doesn't change but instead of saying 'ein Monster' (a monster), you would say 'die Monster' which means the monsters.
The Plural form of Filzstift is Filzstifte.
The German word sind is a form of the verb sein, which means to be.
"Kings" is an English equivalent of "Könige."The German word is the plural form of a masculine noun. Its plural definite article is "die" ("the"). Its plural indefinite article is "einige" ("some").
The spelling "deutsch" is the word German in German. The noun form is Deutsche (German man, plural Deutschen).
German plural forms are formed irregularly.
The plural of "Apfel" in German is "Äpfel".
The plural form of handcuff is handcuffs. Many people will say that they have a pair of handcuffs for example.