[ pahr-tee-goh-er ]
/ ˈpɑr tiˌgoʊ ər /
a person who enjoys or frequently attends parties and celebrations.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for partygoer
According to a partygoer who talked to The Post, Galliano was “sober and very demure, but there to support his friend.”
He came with his cousin Gregory Cuffee, 52, who would like to be cast as “a partygoer fashionista type person.”