hairline vs minimal

hairline

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

  • A fishing line made from hair. 

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

  • A very thin fissure. 

adj
  • very thin, as thin as a hair 

minimal

noun
  • Something very small; a tiny part or fragment. 

adj
  • Characterised by the use of simple form or structures. 

  • Characterised by the repetition and gradual alteration of short phrases. 

  • The smallest possible amount, quantity, or degree. 

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