The crossword solution for the term PONS SONG is ARIA. An ARIA is a self-contained piece for one voice, with or without instrumental accompaniment, normally part of a larger work such as an opera, cantata, oratorio, or musical. It is usually a solo piece, most often in the form of a song, and is often used to convey strong emotion. Arias are typically written in a highly structured form and are often considered to be among the most demanding and rewarding pieces for singers to perform.