HASTE
HOUSE DOUSE
CASTE CAUSE CABBY
HALED DOLED CUBED RULED
BASTE DODGE CADGE BULGE BADGE
HARRY CURSE CARRY CURED CADRE CURRY
HATED DOTED GABBY RATED BATED CARED GATED
HATCH DEUCE CATCH FETED BATCH FERRY FATED FETCH

DEUCE CUBED --> EIGHT