Accordionist (noun)

A person who plays the accordion.

Origin:

The word "accordionist" is derived from the word "accordion" which is a musical instrument, and the suffix "-ist" meaning someone who practices a particular art, profession or hobby.

Examples:

1. She had been playing the accordion since she was a child and was now a professional accordionist.
2. He was an accordionist in a traditional folk band.
3. The accordionist played a lively polka as the dancers twirled around the room.
4. The accordionist added a unique sound to the band's music.
5. The accordionist was a regular performer at the local street fairs.