Aciculate is a word that refers to something that is pointed or needle-like. There are several synonyms for this word, including sharp, pointed, spiky, barbed, prickly, thorny, jagged, serrated, and needle-like. These words can be used to describe a variety of objects, from thorns on a plant to the teeth of a saw. The use of synonyms can help to add variety and interest to your writing, as well as to communicate the precise qualities of the object you are describing. So, next time when you are tackling a tough description, remember these words that can be used as synonyms for aciculate.