conglomerate vs cumulate

conglomerate

noun
  • A rock consisting of gravel or pebbles embedded in a matrix. 

  • A corporation formed by the combination of several smaller corporations whose activities are unrelated to the corporation's primary activity. 

  • A cluster of heterogeneous things. 

verb
  • To combine together into a larger mass. 

  • To combine together into a larger corporation. 

adj
  • Clustered together into a mass. 

  • Composed of fragments of rock, pebbles, or stones cemented together. 

cumulate

noun
  • An igneous rock formed by the accumulation of crystals from a magma either by settling or floating. 

adj
  • accumulated, agglomerated, amassed 

verb
  • To accumulate; to amass. 

  • To be accumulated. 

How often have the words conglomerate and cumulate occurred in a corpus of books? (source: Google Ngram Viewer )