zamknout znamená v angličtina

shut up▼(close (a building) so that no one can enter)
verb
[UK: ʃʌt ʌp] [US: ˈʃət ʌp]

lock [locked, locking, locks]▼(to fasten with a lock)
verb
[UK: lɒk] [US: ˈlɑːk]