21.   Derivatives are financial contracts linked to underlying assets such as stocks, bonds, or currencies, and are used to hedge risks or make leveraged bets.

22.   Derivatives are investments that are linked to, or derived from, the performance of an underlying asset like stocks or a currency.

23.   Derivatives are securities whose values are tied to the value of underlying assets, such as currency, securities, or commodity contracts.

24.   Derivatives are sometimes-volatile financial contracts linked to underlying assets such as stocks, bonds or currencies.

25.   Derivatives, such as swaps, are contracts whose value is tied to the price of some other underlying asset, such as a bond or currency.

26.   Derivatives are contracts whose value is linked to, or derived from, an underlying asset like stocks, bonds, currencies or commodities.

27.   Derivatives are financial contracts linked to underlying assets such as stocks, bonds or currencies, and are used to hedge risks or make leveraged bets.

28.   Derivatives are specially designed investments whose value is tied to or derived from -- the performance of an underlying asset or market, like a commodity or interest rates.

29.   Derivatives are contracts that have values linked to some underlying asset, most commonly interest rates.

30.   Derivatives are contracts with terms that are derived from some underlying asset or index.