The term 'saintly glow' can be broken down into four crossword solutions: HALO (4 letters), AURA (4 letters), AUREOLA (7 letters), and AUREOLE (7 letters). HALO is a circle of light that is often seen around the head of a holy figure in religious art. An AURA is an invisible field of energy that surrounds a person or object. An AUREOLA is a HALO of light that is often seen around the head of a holy figure in religious art, while an AUREOLE is a HALO of light that is often seen around the head of a holy figure in religious art. All four of these terms are used to describe the saintly glow that is associated with holiness and spirituality.