Tailwort is a rare and uncommonly used word that refers to a plant that has a long, slender tail-like appearance. Although it is a specific term, there are several synonyms that can be used in place of tailwort depending on the context. These synonyms include longtail plant, rampion, buck's-horn plantain, and foxglove. Each of these alternative terms describes a plant with long, narrow leaves that give it a tail-like appearance. While tailwort may not be a commonly used term, it is certainly interesting, and learning synonyms is an important part of building a rich vocabulary.