Antonyms for the phrase "called bets off" include "locked in," "confirmed," "secured," "committed," and "contracted." These words suggest an agreement or decision has been made and cannot be changed. Other antonyms include "up for debate," "undecided," "uncertain," "open," and "flexible," implying that a decision has not been made or that the situation is subject to change. Additionally, words such as "proceeding," "continuing," and "moving forward" suggest that a course of action will be taken despite any obstacles or setbacks. The antonyms of "called bets off" emphasize the importance of making clear decisions and commitments.