happen
The Italian word 'accadere' is generally used in the same manner as 'happen' in English. It refers to an event that takes place or occurs, whether unexpectedly or in the course of events. It is often used in the context of discussing occurrences, describing events, or explaining the possibility of something taking place.
What can happen if we don't respect the rules?
This sentence expresses a hypothetical situation where an event (not respecting the rules) may lead to another event (something happens). It asks about the possible consequences of not observing certain regulations.
This happened yesterday.
In this sentence, 'accaduto' is the past participle of 'accadere'. It is used to tell that something has occurred or taken place in the past. Here, the event took place one day ago, yesterday. The phrase describes a finished event.
I don't want it to happen again.
This sentence expresses a desire about something not taking place in the future. 'Voglio' means I want, and 'Non voglio' means I don't want. 'Che accada di nuovo' indicates the speaker doesn't want a certain event (it) to take place again.