#extension  act of expanding in scope; making more widely available: "extension of the program to all in need"
  supertype:  #expansion__enlargement  the act of increasing in size or volume or quantity or scope
  subtype:  #spread__spreading  act of extending over a wider scope or expanse of space or time
     subtype:  #dispersal__dispersion__dissemination__diffusion  the act of dispersing or diffusing something; "the dispersion of the troops"; "the diffusion of knowledge"
        subtype:  #crop-dusting__spraying  the dispersion of fungicides or insecticides or fertilizer on growing crops (often from a low-flying aircraft)
     subtype:  #strewing__scatter  the act of scattering
     subtype:  #decentralization__decentralisation  the spread of power away from the center to local branches or governments
  subtype:  #stretch  extension to or beyond the ordinary limit; "running at full stretch"; "by no stretch of the imagination"; "beyond any stretch of his understanding"

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