This is the 932nd most frequent Czech word.
hotelu
"Hotelu" is the genitive or locative singular form of "hotel," meaning "of the hotel" or "in the hotel" in English.
The word 'hotelu' in this sentence is the dative case singular of the noun, used to express the location relative to the hotel, 'in front of'.
Čekám před hotelem na příchod taxíku.
I am waiting in front of the hotel for a taxi to arrive.
The word 'hotelu' here is in the genitive case singular, indicating possession, as the manager is associated with the hotel.
Mluvila jsem s manažerem hotelu.
I spoke with the manager of the hotel.
In this sentence, 'hotelu' is again in the genitive case singular, used to indicate the thing through which the reservation was made.