alleyway vs thoroughfare

alleyway

noun
  • A narrow street formed by the proximity of adjacent buildings. 

  • A passage between two rows of cabins in a ship. 

thoroughfare

noun
  • A road open at both ends or connecting one area with another; a highway or main street. 

  • An unobstructed waterway allowing passage for ships. 

  • The act of going through; passage; travel, transit. 

  • A passage; a way through. 

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