hairline vs skive

hairline

noun
  • A fishing line made from hair. 

  • The line along one's forehead where hair starts growing. 

  • A very thin line in writing, drawing, or typography. 

  • A very thin fissure. 

adj
  • very thin, as thin as a hair 

skive

noun
  • An angled cut or bevel at the edge of something. 

  • An act of avoiding lessons or work. 

  • A rotating iron disk coated with oil and diamond dust used to polish the facets of a diamond. 

  • Something very easy, where one can slack off without penalty. 

verb
  • To avoid one's lessons or work (chiefly at school or university); shirk. 

  • To pare or shave off the rough or thick parts of. 

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