Re-ginas is not a word recognized by the English dictionary. Therefore, there cannot be synonyms for it. However, if we consider the prefix "re-" which means to do again or repeat, and the word "ginas" which could be a variation of "genes", there could be several synonyms suggested. For instance, "re-genetics" could refer to the repetition or replication of a genetic sequence. Similarly, "re-genesis" could be used in the context of the repetition of a creation or birth. "Re-generation" is another possibility referring to the renewal or revival of something. Ultimately, the word "re-ginas" is not a word, but considering the components, it could be reimagined as a prefix or suffix to describe various concepts.