Sugar, perhaps, needing part, say, for complete payment

• Lottery winner's decision
• Lottery option
• Lottery payment, perhaps
• All at once, as a payment
• Kind of payment
• Payment type
• Full payment made all at once to a lottery winner: 2 wds
• Payment received all at once
• Large payment of cash

Wiktionary Word definitions in Wiktionary
a. paid all at one time. n. (alternative spelling of lump sum English)