honeycomb vs riddle

honeycomb

verb
  • To riddle something with holes, especially in such a pattern. 

noun
  • A space-filling packing of polytopes in 3- or higher-dimensional space. 

  • Any structure resembling a honeycomb. 

  • A structure of hexagonal cells made by bees primarily of wax, to hold their larvae and for storing the honey to feed the larvae and to feed themselves during winter. 

  • Voids left in concrete resulting from failure of the mortar to effectively fill the spaces among coarse aggregate particles. 

  • Manufactured material used to manufacture light, stiff structural components using a sandwich design. 

  • The texture of the surface of a solar cell, intended to increase its surface area and capture more sunlight. 

riddle

verb
  • To fill with holes like a riddle. 

  • To speak ambiguously or enigmatically. 

  • To fill or spread throughout; to pervade. 

  • To put something through a riddle or sieve; to sieve; to sift. 

  • To solve, answer, or explicate a riddle or question. 

noun
  • A board with a row of pins, set zigzag, between which wire is drawn to straighten it. 

  • A verbal puzzle, mystery, or other problem of an intellectual nature. 

  • A sieve with coarse meshes, usually of wire, for separating coarser materials from finer, as chaff from grain, cinders from ashes, or gravel from sand. 

  • An ancient verbal, poetic, or literary form, in which, rather than a rhyme scheme, there are parallel opposing expressions with a hidden meaning. 

  • One of the pair of curtains enclosing an altar on the north and south. 

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