"flush" - key terms from Wikipedia

alcohol flush	reaction
asian flush
busted flush
ciliary flush
collect a royal flush
cuts the flush	payout
dual flush
flush
flush	beats
flush	doors
flush	draw
flush	is harvested
flush	mechanism
flush	played with four credits
flush	rivet
flush	tank
flush	toilet
flush	valve
payoff for a royal flush
receive the royal flush	bonus
royal flush
royal flush	gang
royal flush	played with four
royal flush	special
straight flush
straight or flush
when the straight or flush