will have been clustering

• future perfect progressive

  future perfect progressive

  Used to describe a continuous action that will progress up until a designated point of completion in the future.

  of cluster.
  cluster

  noun

  a number of things of the same kind, growing or held together; a bunch.

Related Words

• array
• assemblage
• band
• batch
• bunch
• bundle
• chunk
• clump
• collection
• knot