Quincest

== English == === Etymology === From Quin +‎ -cest, presumably constructed to rhyme with twincest. (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. Particularly: “Blend of Quin and incest seems more likely. Please provide sources.”) === Pronunciation === === Proper noun === Quincest (fandom slang) The real-person fiction ship of identical twin indie pop duo Tegan and Sara.