"quadruple" - key terms from Wikipedia

quadruple
quadruple	alliance
quadruple	bond
quadruple	factorial
quadruple	jump
quadruple	jumps
quadruple	play
quadruple	precision
quadruple	salchow
quadruple	sculls
quadruple	toe
quadruple	track
quadruple	turret
quadruple	turrets
two quadruple
war of the quadruple	alliance