Redtop is a common name for a type of grass that is often found in North America. This grass is known for its red-colored seedheads and is often used for grazing by livestock. While redtop is a specific name for this type of grass, there are several other terms that can be used to refer to similar species. These synonyms include velvet grass, bentgrass, and timothy grass. Each of these synonyms describes a type of grass that has similar characteristics and can be used for similar purposes as redtop. Knowing these synonyms can be helpful when searching for the right type of grass for a particular use.