The word "eructates" refers to the act of belching or burping. There are a variety of synonyms that can be used in place of this word, including "belches," "burps," "discharges," "emits," "expels," "regurgitates," and "vomits." While some of these synonyms are more commonly used to describe the act of vomiting, they can also be used to describe the act of belching. Regardless of the specific synonym used, it is clear that all of these words describe a bodily function that involves the release of gas from the stomach or intestines through the mouth.