There are several synonyms that can be used to replace the phrase "rushes out." For instance, "burst out," "flees," "bolts," and "sprints out" could all be used instead. "Hurries out," "dashes out," "zooms out," and "scampers out" are also suitable options. Alternatively, you could use "escapes," "flees," "fucks off," or "skips out" to indicate a sudden departure. Whether you're writing fiction or non-fiction, having a diverse vocabulary and using different synonyms can make your prose more engaging and interesting. Utilizing these synonyms can offer the reader a more vivid and descriptive experience.