quinfecta n. an achievement made up of five major parts. Also quintfecta. Etymological Note: From “quinque” or “quin(t)us” Latin for “five” and “fifth,” plus “perfecta,” a winning horse-racing bet in which the first and second finishers are predicted in the correct order, and the “trifecta,” in which the first three finishers are predicted in the correct order. (source: Double-Tongued Dictionary)
Further reading
When you had sleepovers as a child, what did you call the makeshift beds you made on the floor? In some places, you call those bedclothes and blankets a pallet. This word comes from an old term for “straw.” And: What’s the story...
It may not be as rich a source of slang as baseball, but golf has contributed several terms to English, including stymie, “to get in the way of,” mulligan, a “do-over,” and par for the course, meaning “normal.”...