What is another word for polo neck?
Pronunciation: [pˈə͡ʊlə͡ʊ nˈɛk] (IPA) 
Polo neck, also referred to as turtleneck, roll-neck, or skivvy, is a style of sweater characterized by a high, close-fitting collar that covers the neck. The term "polo neck" is believed to have originated from the sport of golf, where players wore sweaters with high collars to protect their necks from the sun. The term "turtleneck" comes from the resemblance of the collar to a turtle's neck. "Roll-neck" refers to the way the collar can be rolled down or up, while "skivvy" is a British term for an undershirt. Regardless of the term used, the polo neck sweater has remained a timeless and classic wardrobe staple for both men and women.
