radial vs unwinding

radial

noun
  • A radial tire / radial tyre. 

adj
  • Developing uniformly on all sides. 

  • Moving along a radius. 

  • Of, or relating to the radius bone. 

  • Of, or relating to the radius (vein), and/or the wing areas next to it. 

  • Arranged like rays that radiate from, or converge to a common centre. 

unwinding

noun
  • The act by which something is unwound. 

adj
  • Not winding or meandering; straight, direct. 

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