The phrase "am party to" means to be involved or participate in something. Some commonly used antonyms for this phrase include abstain, disassociate, withdraw, and distance. Abstain refers to refraining from involvement or participation. Disassociate means to separate oneself from something, usually due to disapproval or disagreement. Withdraw refers to the act of removing oneself from something, usually due to a change in circumstances. Distance means to create a boundary between oneself and something, usually because of a lack of interest or desire for involvement. These antonyms provide alternative options for those who do not wish to be party to something.