Mouth music refers to the traditional Scottish folk singing style, also known as puirt-a-beul. In this form of music, the performer produces sounds with their mouth mimicking instrumental music. There are several synonyms for this term, including canntaireachd, lilting, and mouth instrumental. Canntaireachd is a Scottish Gaelic term that means "chanting" and refers to using nonsense syllables to mimic music. Lilting is an Irish term for a similar style of singing, while mouth instrumental is used to describe when the performer attempts to replicate an entire band or orchestra with just their mouth. Regardless of the term used, these styles of music offer a unique and captivating listening experience.