The word translated as "messiah" in the Bible can apparently have a few meanings in both Hebrew and Greek. It is usually used to simply say "anointed" or "anointed one". For example, see this usage: ...
Question is based on this comment on Christiantity SE. In the OT, the word fool is apparently used to describe atheists: The fool says in his heart, “There is no God.” Psalm 14:1 and Psalm ...