flattering vs hairline

flattering

noun
  • The action of the verb to flatter. 

  • Instances of flattery. 

adj
  • Attractive or good-looking; that makes one look good. 

  • That which represents too favorably. 

  • Gratifying to one's self-esteem; complimentary. 

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 

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