résztvev
Résztvev is not a standard standalone form in Hungarian. The conventional noun is résztvevő, meaning a person who takes part in an event, activity, or process. The term is widely used to denote participants or attendees in meetings, surveys, competitions, trainings, and research studies. In plural the word becomes résztvevők.
The etymology traces to the verb phrase részt venni, which means to take part. The agent noun
Note on orthography: in proper Hungarian the diacritics are part of the word, so correct spellings are
Common usage examples include: A konferencia résztvevői meghaltak—this should be A konferencia résztvevői érkeztek. More typical: