oval vs sheer

oval

adj
  • Having the shape of an oval. 

  • Of or pertaining to an ovum. 

noun
  • A thing having such a shape, such as an arena. 

  • In a projective plane, a set of points such that no three are collinear and there is a unique tangent line at each point. 

  • An elongated round shape resembling an egg or ellipse. 

  • A sports field, typically but not exclusively oval in shape. 

sheer

adj
  • Very steep; almost vertical or perpendicular. 

  • Used to emphasize the amount or degree of something. 

  • Downright; complete; pure. 

  • Very thin or transparent. 

verb
  • To swerve from a course. 

noun
  • A sheer curtain or fabric. 

  • An abrupt swerve from the course of a ship. 

  • The curve of the main deck or gunwale from bow to stern. 

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