Diaphanous linen is a type of fabric that is lightweight and sheer. It is often used to make clothing, curtains, and other household items. The term diaphanous linen is derived from the French word 'toile, ' which means cloth or fabric. Toile is also a five-letter word that can be used to describe this type of fabric. Diaphanous linen is known for its delicate texture and airy feel, making it a popular choice for many fashion designers.