Some Underthings is a term used to describe items of clothing worn underneath other garments. The term can refer to items such as bras, underwear, slips, and camisoles. The crossword solution for the term Some Underthings is BRAS, which is a four-letter word. Bras are a type of undergarment that provide support and coverage for the breasts. They come in a variety of styles and sizes and are typically made from a combination of fabrics such as cotton, spandex, and lace.