There are many synonyms for the phrase "making a fool of," which essentially means to embarrass or humiliate oneself. Some of these synonyms include embarrassing oneself, looking foolish, making a spectacle of oneself, appearing ridiculous, acting ridiculous, acting foolishly, behaving foolishly, looking silly, being a laughingstock, making a joke of oneself, and being an object of ridicule. All of these synonyms capture the sense of embarrassment or humiliation that can arise when someone does something that makes them look silly or foolish in front of others. It's important to remember that making mistakes and being embarrassed is a natural part of life, and it's okay to laugh at ourselves from time to time.