This is the 4778th most frequent Polish word.
odbywało
"Odbywało" means "was taking place" or "was happening" in English.
The word 'odbywało' here signifies a past action—an event or occurrence was happening.
Spotkanie odbywało się wczoraj wieczorem.
The meeting took place last night.
Here, 'odbywało' indicates that the described event was in progress at a certain time in the past.
To wydarzenie odbywało się równocześnie z innym.
This event was taking place simultaneously with another.
In this sentence, 'odbywało' refers to a general occurrence of activities happening during a past period.