crosswalk vs walkway

crosswalk

noun

  • A point designated for pedestrians to cross a street. 

  • A mapping between equivalent elements (fields) in different database schemas. 

verb

  • To map equivalent elements (fields) in different database schemas. 

walkway

noun

  • A clearly defined path for pedestrians. 

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