There are numerous synonyms for the word "bet." Some popular ones include "wager," "gamble," "stake," "risk," "venture," and "hazard." All of these words imply putting something valuable at stake with the hope of gaining a reward. Other synonyms include "ante," "pledge," "chance," "hunch," "speculate," and "play." Depending on the context, some of these synonyms may be more appropriate than others. For example, "ante" is commonly used in poker games, whereas "speculate" is more often used in financial or business contexts. Overall, whether you are betting on a sports game or taking a risk in life, there are many words to describe this act of putting something on the line.