hairline vs massive

hairline

adj
  • very thin, as thin as a hair 

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. 

massive

adj
  • Very large or bulky and heavy and solid. 

  • Outstanding, beautiful. 

  • Not having an obvious crystalline structure. 

  • Having any mass. 

  • Having a large mass. 

  • To a very great extent; total, utter. 

  • Of particularly exceptional quality or value; awesome. 

  • Affecting a large portion of the body, or severe. 

  • Homogenous, unstructured. 

  • Very large in size or extent. 

noun
  • A group of people from a locality, or sharing a collective aim, interest, etc. 

  • A homogeneous mass of rock, not layered and without an obvious crystal structure. 

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