поспо́рить

To stake or pledge upon the outcome of an event; to wager

• I bet you know French.

  Бьюсь об заклад, вы знаете французский.

  Tatoeba · CK · CC BY 2.0 FR

• I bet you know this.

  Бьюсь об заклад, вы это знаете.

  Tatoeba · CK · CC BY 2.0 FR

поспо́рить

To be sure of something; to be able to count on something

поспо́рить

To place money into the pot in order to require others do the same, usually only used for the first person to place money in the pot on each roundредкое

A wager, an agreement between two parties that a stake (usually money) will be paid by the loser to the winner (the winner being the one who correctly forecast the outcome of an event)

• I don't like to make bets.

  Я не люблю спорить.

  Tatoeba · mervert1 · CC BY 2.0 FR

• Tom made a bet with Mary.

  Том заключил с Мэри пари.

  Tatoeba · CK · CC BY 2.0 FR

A candidate (for elections and pageants) or competitor (in multinational sports)

Indicating a degree of certainty, or that something can be relied upon