quinfecta
n.— «Our goal today was to climb all five of the Flatirons that dot the east slope of Green Mountain.…Getting around and onto the Pullman Car was one of the hardest section of climbing in the Quinfecta.…he entire Quinfecta had taken us 9 hours and 10 minutes, car to car.» —“T.R. – Flatiron Quinfecta” by Bill Wright Usenet: rec.climbing Feb. 25, 1997. (source: Double-Tongued Dictionary)