There are various synonyms for the phrase "comes out open," which means to reveal or disclose something openly or publicly. Some other phrases that might be more suitable depending on the context include "speaks one's mind," "lays it all on the table," "bares all," "comes clean," "reveals the truth," "confesses," "unveils," "opens up," "shares openly," "tells all," "lets the cat out of the bag," and "unburdens oneself." Using different synonyms can help spice up one's writing and make it more interesting and varied to read, allowing for more engaging and dynamic content.