(an attempt or activity with) a risk of loss or a chance of profit; to play games to try to win money

chance, speculation

the act of investing money

something given, lent for a return

the act of specifying; details, instructions etc for the design and materials of something to be made or done

requirement, qualification

spectacles

something given, lent for a return

an undertaking in which there is risk; to take the risk of danger or loss; to dare (to do, say, (something))

gamble, attempt