- Nightgown: Floor-length, loose-fitting gown made from cotton or linen.
- Drawers: Knee-length undergarment worn under the nightgown.
- Petticoat: Full, ankle-length skirt worn under the nightgown.
- Dressing gown: Long, loose robe worn over the nightgown.
- Chemise: Loose, knee-length undergarment worn under the nightgown.
Early 20th Century:
- Nightgown: Shorter, more tailored nightgowns made from cotton, silk, or satin.
- Pajama set: Matching top and bottom made from cotton or silk. The top was usually a button-down shirt, and the bottoms were wide-legged pants.
- Teddy: One-piece undergarment that combined a chemise and bloomers.
- Negligee: Sheer, lightweight robe worn over the nightgown or pajama set.
Mid-20th Century:
- Pajama set: Pajama sets became more popular and were made from a variety of fabrics, including cotton, silk, and nylon.
- Baby doll pajamas: Short, loose-fitting pajamas with a娃娃领.
- Peignoir set: Matching robe and nightgown made from sheer, lightweight fabric.
- Satin pajamas: Pajama set made from luxurious satin fabric.
Late 20th Century/Present:
- Pajama set: Pajama sets continued to be popular and were made from a wide variety of fabrics, including cotton, silk, flannel, and fleece.
- Lounge pants: Loose, comfortable pants worn with a matching top or T-shirt.
- Shorty pajamas: Pajama set with short sleeves and shorts.
- Jogger pajamas: Pajama set with a drawstring waist and tapered legs.