partygoer

noun

1. Someone who attends a party or parties.

   “The partygoers, in turn, blamed the police for overaggressiveness.”

   “Faith should be a matter of arduous struggle and self-doubt, but the partygoer wants the experience to be easy, immediate and elevating.”

   “My eyes flickered to the door behind him as sounds of partygoers being loud and ruckusy ebbed and flowed, cutting through this little world we'd created in the laundry room.”