1) Agglomerate 2) Agglomerated 3) Clustered 4) Collective 1) Agglomerate 2) Agglomerated 
• (a.) Having a tendency to gather together, or to make collections.
Ag·glom'er·a·tive adjective Having a tendency to gather together, or to make collections. « Taylor is eminently discursive, accumulative, and (to use one of his own words) agglomerative . Coleridge. » 
agglomerative 1. To form or collect into a rounded mass. 2. A confused or jumbled mass; a heap. 3. A volcanic rock consisting of rounded and angular fragments fused together.