When it comes to antonyms for the phrase "takes the pledge," there are several options to consider. For example, one might choose to "break the pledge" by failing to uphold commitments made during the pledge-taking ceremony. Similarly, one could "reject the pledge" by refusing to take part in the ceremony altogether. Other antonyms might include "forfeit the pledge," indicating that the individual failed to meet the requirements set forth in the pledge, or "ignore the pledge," indicating a lack of commitment or interest in upholding the promises made during the ceremony. Ultimately, the chosen antonym will depend on the context and desired meaning intended by the speaker or writer.