Niente is an Italian word that means "nothing" in English. Synonyms for niente include "zero," "nil," "naught," "zilch," and "zip." These terms express the concept of absence or lack of something in a specific context. For instance, "zero" is commonly used to denote a number that is equal to none, indicating a complete absence or absence of value. On the other hand, "naught" is used to indicate a lack of something that was present previously. "Zilch" and "zip" are more informal terms that express the same idea of having nothing, often used in casual conversations or everyday language.