borderline vs rand

borderline

noun
  • A boundary or accepted division; a border. 

  • An individual who has borderline personality disorder. 

adj
  • Showing bad taste. 

  • Nearly; not clearly on one side or the other of a border or boundary, ambiguous. 

  • Exhibiting borderline personality disorder. 

verb
  • To border, or border on; to be physically close or conceptually akin to. 

adv
  • Nearly; not entirely but nevertheless to a great extent. 

rand

noun
  • A border, edge or rim. 

  • A random number. 

  • A rocky slope, especially the area over a river valley; specifically, the Rand 

  • A single rod woven in and out of the stakes. 

  • A strip of leather used to fit the heels of a shoe. 

  • The currency of South Africa, divided into 100 cents. 

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