The phrase "came out in the open" pertains to revealing something that was previously hidden or secret. Alternatives for this expression include "brought to light," "exposed," "disclosed," "revealed," "uncovered," "unveiled," "let out," and "made known." These words all imply the act of making something public or sharing information that was previously kept private. Other related terms include "came to the surface," "surfaced," "emerged," "came out into the open," and "appeared in public view." The use of synonyms for the phrase "came out in the open" can help add variety to writing or speech and convey a specific tone or emphasis.