Zachodzenia
Zachodzenia is a Polish noun of action derived from the verb zachodzić. It denotes the process of occurring, appearing, or coming into being. In everyday language the term is relatively formal and can refer to the occurrence of events, phenomena, or changes, either in a general sense or in more technical contexts.
In astronomical and natural contexts, zachodzenia most often relate to setting or disappearance of celestial bodies.
Outside of celestial contexts, the word can indicate the onset or occurrence of various events or processes.
Etymologically, zachodzenia comes from zachodzić, which can mean to occur, to happen, or to set (as the