bevel vs spheric

bevel

adj
  • Having the slant of a bevel; slanting. 

noun
  • A die used for cheating, having some sides slightly rounded instead of flat. 

  • An instrument consisting of two rules or arms, jointed together at one end, and opening to any angle, for adjusting the surfaces of work to the same or a given inclination; a bevel square. 

  • An edge that is canted, one that is not a 90-degree angle; a chamfer. 

verb
  • To give a canted edge to a surface; to chamfer. 

spheric

adj
  • Spherical. 

  • Of or relating to the heavenly orbs, or to the sphere or spheres in which, according to ancient astronomy and astrology, they were set. 

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