elvégzésekor
Elvégzésekor is a Hungarian verb suffix that indicates the completion of an action. It is formed by combining the past tense suffix "-t" or "-tt" with the pronoun suffix "-kor", which translates to "when" or "at the time of". Therefore, "elvégzésekor" literally means "when it was completed" or "at the time of its completion".
This suffix is attached to the verb stem to denote a specific moment or period in time
The grammatical function of "elvégzésekor" is adverbial, modifying the main clause by specifying the temporal context.