This is the 694th most frequent Estonian word.
toimuval
The Estonian word "toimuval" means "taking place" or "happening" (in the adessive case).
In this sentence, 'toimuval' is a present participle form modifying 'festivalil', meaning 'happening' or 'taking place' in English, indicating the event's current occurrence.
Toimuval festivalil esinevad mitmed kuulsad artistid.
At the happening festival, several famous artists are performing.
In this case, 'toimuval' modifies 'koosolekul', referring to the present continuous aspect of the meeting that is happening.
Toimuval koosolekul arutatakse ettevõtte tulevikuplaane.
The future plans of the company will be discussed at the ongoing meeting.
Here, 'toimuval' describes the event ('üritusel') as currently occurring, emphasizing the ongoing nature of the event at the time of activity.