exponent vs neighbour

exponent

noun
  • One who expounds, represents or advocates. 

  • The part of a floating-point number that represents its exponent value. 

  • The number by which a value (called the base) is said to be raised to a power in exponentiation: for example, the 3 in 2³=8. 

  • A manifestation of a morphosyntactic property. 

neighbour

noun
  • One who is near in sympathy or confidence. 

  • A person living on adjacent or nearby land; a person situated adjacently or nearby; anything (of the same type of thing as the subject) in an adjacent or nearby position. 

  • A fellow human being. 

verb
  • To be similar to, to be almost the same as. 

  • To associate intimately with; to be close to. 

  • To be adjacent to 

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