Angustifoliate is a term that is commonly used in the field of botany to describe plants that have narrow leaves. However, there are several synonyms that can also be used to describe plants that have this characteristic feature. Some of these synonyms include lanceolate, linear, acicular, needle-like, and filiform. Lanceolate refers to leaves that are shaped like a lance, while linear refers to leaves that are long and slender, similar to a line. Acicular refers to leaves that are sharp and needle-like, while filiform refers to leaves that are thread-like and narrow. In summary, there are several synonyms that can be used to describe plants with narrow leaves, making it easy for botanists and scientists to communicate their findings with ease.