Light Refrain is a term used to describe a type of musical phrase that is repeated throughout a song. It is often characterized by a light, lilting sound, and can be created with words or instruments. The crossword solutions for Light Refrain are LILT (4 letters), TRALA (5 letters), and TRALALA (7 letters). LILT is a verb meaning to sing or play in a light, cheerful manner. TRALA and TRALALA are onomatopoeic words used to imitate the sound of a light, cheerful refrain.