This is the 815th most frequent Croatian word.
gostiju
"Gostiju" means "of guests" in English.
Here, "gostiju" appears as the genitive plural form to indicate possession or association with a list, emphasizing that the list pertains to the guests.
Popis gostiju je bio na ulazu.
The guest list was at the entrance.
In this sentence, "gostiju" is used in the genitive plural form to express a quantity of guests, which is a common usage in combination with quantifiers like "mnogo" (many).
Imali smo mnogo gostiju na proslavi.
We had many guests at the celebration.
In this example, "gostiju" in the genitive plural form is used after the adjective "puno" (full of), to describe the parking lot as being filled with the guests.