zamykaniu
Zamykaniu is a Polish term that refers to the act or process of closing, shutting, or sealing something. In everyday language it is formed from the verb zamykać or zamknąć, and functions as a noun describing the action rather than the result. The standard noun forms for the process are zamykanie and zamknięcie, while zamykaniu is the specific case form used in sentences (for example in the locative or dative: o zamykaniu, podczas zamykaniu).
Zamykaniu can describe a wide range of closures. Physical closures include the act of closing doors, windows,
Zamykaniu is closely related to zamykanie (the act of closing) and zamknięcie (the state of being closed).