abut vs neighbour

abut

verb
  • To border upon; be next to; abut on; be adjacent to. 

  • To touch by means of a mutual border, edge or end; to border on; to lie adjacent (to); to be contiguous (said of an area of land) 

  • To lean against on one end; to end on, of a part of a building or wall. 

neighbour

verb
  • To be adjacent to 

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

  • To associate intimately with; to be close to. 

noun
  • 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. 

  • One who is near in sympathy or confidence. 

  • A fellow human being. 

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