A bodywarmer is a sleeveless outdoor garment designed to keep the torso warm. Popular synonyms for bodywarmer include gilet, vest, sleeveless jacket, and quilted waistcoat. Gilet is a French term for a light waistcoat or jacket that's often padded or quilted, whereas a vest is typically a garment worn over a shirt and under a jacket. Meanwhile, a sleeveless jacket is a heavier garment in comparison to a gilet or a bodywarmer. A quilted waistcoat is a popular option for outdoor activities as it provides warmth without restricting movement. Ultimately, the choice of synonym for bodywarmer depends on the wearer's preference and the situation where it will be used.