The term 'Altar Ego' is a combination of three words: GROOM (5 letters), ARA (3 letters), and APSE (4 letters). GROOM is a term used to refer to the man in a wedding ceremony, while ARA is a biblical term for an altar. APSE is an architectural term for a semicircular recess in a church or other building. Altar Ego is a phrase that refers to the idea that a person's public persona is different from their true self.