social event
party
http://id.loc.gov/authorities/subjects/sh2001000033
https://en.wikipedia.org/wiki/Category:Parties
https://en.wikipedia.org/wiki/Party
https://homosaurus.org/terms/parties
https://www.wikidata.org/wiki/Q200538
A gathering of people who have been invited by a host for the purposes of socializing, conversation, recreation, or as part of a festival or other commemoration of a special occasion.
parties
Encyclopedia of Lesbian, Gay, Bisexual and Transgender History in America