The phrase "were no more" can express the idea of something ceasing to exist, disappearing, or coming to an end. There are several synonyms that can be used to convey a similar meaning, such as "vanished," "disappeared," "ceased to be," "extinguished," "obliterated," or "erased." All of these words can be used in various contexts, such as discussing the disappearance of an ancient civilization, the end of a relationship, or the passing of someone or something. By using synonyms for "were no more," a writer can add variety to their language and create a more engaging and descriptive narrative.