When it comes to synonyms for "one's promiseds," there are a few different options. One possibility is "commitments," which refers to things that someone has promised to do or achieve. Another synonym could be "obligations," which refers to things that someone is required to do, often because of a promise or agreement. "Pledges" is another possible synonym, which refers to promises made with a sense of earnestness or sincerity. Other options might include "vows," "promises," "oaths," or even "covenants," depending on the specific context and connotations of the original phrase. Ultimately, the choice of synonym will depend on the precise meaning and tone that the writer or speaker is trying to convey.