Played cat and mouse is a phrase that signifies a teasing and suspenseful game between two people. Antonyms for this phrase would portray a relationship that is straightforward, trusting, and honest. Words such as cooperation, collaboration, and teamwork can be used as antonyms as they project a sense of an amicable exchange between two individuals. The phrase also implies a sense of power play, instability, and excitement. Therefore, antonyms for the phrase would be stability, predictability, and transparency, indicating a harmonious and impartial relationship. Ultimately, using antonyms for played cat and mouse can lay down the foundation for an authentic relationship that values honesty, transparency, and mutual respect.