kerb vs parkway

kerb

noun
  • The raised edge between the pavement and the roadway, typically made of concrete though originally consisting of a line of kerbstones. 

  • A stone ring built to enclose and sometimes revet the cairn or barrow built over a chamber tomb. 

verb
  • To damage vehicle wheels or tyres by running into or over a pavement kerb. 

  • To take a dog to the kerb for the purpose of evacuating. 

parkway

noun
  • A divided highway with a landscaped median. 

  • A scenic freeway. 

  • A tree lawn. 

  • a railway station built on the edge of a town, typically with a large car park to function as a park and ride interchange. 

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