locus vs vicinity

locus

noun
  • A place or locality, especially a centre of activity or the scene of a crime. 

  • A fixed position on a chromosome that may be occupied by one or more genes. 

  • The set of all points whose coordinates satisfy a given equation or condition. 

  • A passage in writing, especially in a collection of ancient sacred writings arranged according to a theme. 

vicinity

noun
  • neighbourhood; nearby region; surrounding area. 

  • proximity; the state of being near. 

  • approximate size or amount. 

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