The term 'all lit up' can be described by the crossword solutions abalze (6 letters), AGLOW (5 letters), AFIRE (5 letters), and LEE (3 letters). ABLAZE means to be burning fiercely, AGLOW means to be filled with a soft, bright light, AFIRE means to be burning or on fire, and LEE means the side sheltered from the wind. Together, these words describe a situation where something is burning brightly and is illuminated in a warm, soft light.