Cradle-song is a term used to describe a type of song sung to soothe a baby or young child. The two crossword solutions for this term are LULLABY (7 letters) and BERCEUSE (8 letters). A LULLABY is a gentle, soothing song that is traditionally sung to a baby or young child to help them fall asleep. A berceuse is a French term for a LULLABY, which is also a gentle, soothing song sung to a baby or young child to help them fall asleep.