There are many synonyms for the phrase "stack cards" which means to manipulate a situation unfairly in one's own favor. Words like rig, fix, cheat, load, and weight are commonly used as synonyms. Other terms used as synonyms include tilt the odds, set up, corrupt, manipulate, or skew. These terms imply a person trying to gain an unfair advantage over others or bend the rules to suit themselves. Whether it's in sports, politics, or business, stacking cards with unfair tactics can create an uneven playing field and lead to distrust and resentment. It's important to promote fair play and integrity in all areas of life, and avoid stacking the cards against others.