hairline vs snug

hairline

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

  • A fishing line made from hair. 

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

  • A very thin fissure. 

adj
  • very thin, as thin as a hair 

snug

noun
  • A lug. 

  • A small, comfortable back room in a pub. 

verb
  • To make secure or snug. 

  • To snuggle or nestle. 

  • To make smooth. 

adj
  • Warm and comfortable; cosy. 

  • Close; concealed; not exposed to notice. 

  • Satisfactory. 

  • Close-fitting. 

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