The word "unfictitious" is a little-known term to describe something that is true or real. Synonyms for this word include "genuine," "authentic," "realistic," "factual," "nonfictional," "historical," "truthful," and "accurate." Each of these words emphasizes the importance of honesty and accuracy in describing something that is not made up or fictional. These words are often used in literature or journalism to describe narratives or events that are based on facts rather than imagination. In everyday conversation, using these synonyms can help convey sincerity and truthfulness when describing a situation or sharing information.