Fascicular is a word that refers to things that are arranged in bundles or small clusters. Some synonyms that can be used instead of fascicular include clustered, bunched, gathered, grouped, and concentrated. These words can be used to describe the arrangement of objects, fibers, or plant parts. For example, the leaves of a fern plant may be fascicular, meaning they are arranged in small clusters. In this case, the leaves could also be described as grouped or clustered. When looking for synonyms for fascicular, it is important to consider the context and the specific qualities being described. Other possible options might include aggregated, compacted, or densified, depending on the situation.