Compound nouns: the last word decides
Einzelzimmer das
Always In 98.9% of 6,721 common compound nouns, the article comes from the last word.
The last part decides the article: das Zimmer, so das Einzelzimmer.
das Einzelzimmer
It's das Einzelzimmer. Einzelzimmer is neuter, plural die Einzelzimmer.
Ein Einzelzimmer, bitte.
A single room, please.
Einzelzimmer das
Always In 98.9% of 6,721 common compound nouns, the article comes from the last word.
The last part decides the article: das Zimmer, so das Einzelzimmer.