re vs vis-à-vis

re

prep
  • About, regarding, with reference to; especially in letters, documents and emails. 

noun
  • a syllable used in solfège to represent the second note of a major scale. 

vis-à-vis

prep
  • In relation to; compared with. 

  • Opposite; across from; set so as to be facing. 

adj
  • Face-to-face. 

  • Having two portraits facing each other. 

adv
  • Face to face (with another). 

noun
  • One of two (or more) people facing or opposite each other. 

  • A small horse-drawn carriage for two people sitting facing each other. 

  • A sofa with seats for two people, so arranged that the occupants are face to face while sitting on opposite sides. 

  • A person holding a corresponding position in another organisation. 

  • A date or escort in a social event. 

How often have the words re and vis-à-vis occurred in a corpus of books? (source: Google Ngram Viewer )