Twills are a type of fabric with diagonal parallel ribs. Synonyms for twills include herringbone, chevron, stripe, zigzag, or diamond weave fabric. Each of these fabrics has a unique pattern that distinguishes them from twills. Herringbone fabric has a distinctive V-shape pattern, similar to the bone structure of a herring. Chevron fabric has a repetitive V-shape pattern, resembling a military rank. Stripe fabric has straight and narrow parallel lines of any color. Zigzag fabric has broken diagonal lines that alternate in direction. Diamond weave fabric has a diamond shape pattern with parallel diagonal lines intersecting each other. Each of these fabric patterns is versatile and can be used in various clothing items or furnishings.