CLUSTER (2)
Source: 566, 567
cluster (2). Cluster, v. to grow in bunches, collect, crowd
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Clus″ter, v. i. [imp. & p. p. Clustered (?); p. pr. & vb. n. Clustering.] To grow in clusters or assemble in groups; to gather or unite in a cluster or clusters. His sunny hair Cluster'd about his temples, like a god's. Tennyson. The princes of the country clustering together. Foxe.