WordNet (r) 3.0 (2006):

winnings
    n 1: something won (especially money) [syn: winnings, win,
         profits] [ant: losings, losses]

Moby Thesaurus II by Grady Ward, 1.0:

41 Moby Thesaurus words for "winnings":
   capital gains, cleanup, clear profit, dividends, earnings,
   filthy lucre, gain, gains, get, gettings, gleanings, gross,
   gross profit, hoard, income, increase, interest, killing, lucre,
   makings, neat profit, net, net profit, paper profits, pelf,
   percentage, perk, perks, perquisite, pickings, proceeds, profit,
   profits, rake-off, receipts, return, returns, store, take, take-in,
   wealth