Tweeds are a type of woolen fabric that have a coarse texture and are often worn in the fall or winter months. Synonyms for tweeds could include other types of woolen fabrics, such as flannel or herringbone. Other possible synonyms could be terms that describe the texture or pattern of the fabric, such as rough, nubby, or flecked. Additionally, synonyms for tweeds could be more general terms for clothing items or styles that are worn in cold weather, such as jackets, coats, or outerwear. Ultimately, the best synonym for tweeds will depend on the context in which the word is being used.