The crossword solution for the term SOLILOQUY RELATIVE is ARIA. An ARIA is a type of song or musical composition that is typically found in operas, cantatas, and other forms of vocal music. It is usually sung by a solo voice, often with instrumental accompaniment. The term soliloquy relative refers to the fact that an ARIA is a type of soliloquy, which is a speech given by a character in a play or other work of literature that is intended to reveal their inner thoughts and feelings.