The phrase "has been" refers to something that was once true or relevant, but is no longer the case or has become outdated. Synonyms for this phrase include "previously," "formerly," "once," "once-upon-a-time," "old," "outdated," "antique," "ancient," "late," "former," "past," "done," and "gone." Each of these words conveys a sense of the past, and can be used to describe something that has since changed or is no longer relevant. Whether used in writing or speech, finding creative synonyms for repetitive phrases like "has been" can improve the quality and clarity of communication.