Noun

• S: (n) gamble (money that is risked for possible monetary gain)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• S: (n) speculation, venture (an investment that is very risky but could yield great profits) "he knew the stock was a speculation when he bought it"
• S: (n) gamble (money that is risked for possible monetary gain)
• direct hyponym / full hyponym
• direct hypernym / inherited hypernym / sister term
• derivationally related form
• S: (n) smart money (money bet or invested by experienced gamblers or investors (especially if they have inside information))
• S: (n) pyramid ((stock market) a series of transactions in which the speculator increases his holdings by using the rising market value of those holdings as margin for further purchases)
• derivationally related form
• S: (n) gamble (a risky act or venture)

Verb

• S: (v) gamble, chance, risk, hazard, take chances, adventure, run a risk, take a chance (take a risk in the hope of a favorable outcome) "When you buy these stocks you are gambling"
• S: (v) gamble (play games for money)