Abdias is a unique and uncommon name, thus there are limited synonyms for it. However, there are a few names that have similar meanings such as Obadiah and Obediah. These names also have Hebrew roots and mean "servant of God" or "worshiper of God". Other alternatives could be similar sounding names such as Abdiel, which means "servant of God" in Hebrew, or Abednego, which means "servant of Nebo" in Babylonian. While there may not be an abundance of synonyms for Abdias, these similar names hold significant meanings and could be great alternatives for parents looking for a name with a similar origin and meaning.