Answer:

perfecta

AnswerCrossword Clue
PERFECTAIt's a bet
PERFECTAType of bet
PERFECTARace-track bet
PERFECTACertain track bet
PERFECTATrack bet
PERFECTAHigh-payout wager
PERFECTAQuinella's cousin