This is the 11629th most frequent Polish word.
klasztoru
"Klasztoru" means "monastery" in English.
Here, "klasztoru" is used in the genitive case to denote possession, indicating that the garden belongs to the monastery.
W opactwie znajduje się piękny ogród klasztoru.
The abbey contains a beautiful monastery garden.
In this sentence, "klasztoru" describes the monastery's roof, also in the genitive case indicating association.
Zabytkowy dach klasztoru wymaga pilnej renowacji.
The historic roof of the monastery requires urgent renovation.
Here, "klasztoru" is again in the genitive case, referring to the gate associated with the monastery.