The Spanish Bayonet is a striking plant, with its long, pointed leaves and sharp spines. However, if you're looking for synonyms for this plant, there are several options to choose from. The first is Yucca, which is a genus of plants that includes the Spanish Bayonet. Another synonym is Dagger plant, as the plant's leaves resemble the shape of a dagger. Additionally, the Spanish Bayonet is sometimes referred to as Adam's Needle, due to the plant's tall, skinny appearance. Lastly, the term Bear Grass is sometimes used to describe this plant, due to its resemblance to a type of grass that is common in the Pacific Northwest.