This is the 2379th most frequent Polish word.
zamknięcia
"Zamknięcia" means "closures" or "shutting" in English.
'zamknięcia' is used here in the genitive case as a noun, meaning 'closing', and it describes the specific event or instance of a store closing.
Data zamknięcia sklepu była ogłoszona.
The store's closing date was announced.
'zamknięcia' refers to the act of closing the door, used as a noun in the genitive case to describe the action distinctly.
Drzwi wymagają zamknięcia, zanim wyjdziesz.
The door requires closing before you leave.
'zamknięcia' describes the conclusion or termination of the project, used metaphorically here to signify its completion.