The word "burgrass" is a rare term for a type of weed that is commonly found in pastures, meadows and lawns. Although it may not be a well-known term, there are several synonyms that can be used to describe this pesky plant. Some of the most common synonyms for burgrass include burdock, cocklebur, and ragweed. Additionally, depending on the region or location, burgrass may be referred to as pigweed, thistle, or even bull nettle. Understanding these synonyms can help individuals identify and address burgrass, making it easier to maintain healthy and attractive outdoor spaces.