The antonyms for the phrase "makes a fuss" could be "minimizes" or "downplays". These words signify the opposite of making a big deal out of something. When someone minimizes a situation, they try to make it seem less important than it actually is. Similarly, when someone downplays an issue, they try to make it appear less significant or less worthy of attention. Other antonyms for "makes a fuss" could include "ignores," "neglects," or "overlooks." These words suggest a lack of attention or concern towards a situation, which is the complete opposite of making a fuss.