Boulder vs Cave

Boulder

name
  • An unincorporated community in Barbour County, West Virginia, United States. 

  • A town in Western Australia, merged with Kalgoorlie in 1989. 

  • A town, the county seat of Jefferson County, Montana, United States. 

  • A small town in Garfield County, Utah, United States. 

  • A census-designated place in Sublette County, Wyoming, United States. 

  • An unincorporated community in Clinton County, Illinois, United States. 

  • A home rule municipality, the county seat of Boulder County, Colorado, United States. 

Cave

name
  • An unincorporated community in Pendleton County, West Virginia, United States. 

  • The 18th sura (chapter) of the Qur'an. 

  • A village in Lincoln County, Missouri, United States. 

  • A town and comune in Lazio, Italy. 

  • A settlement in Timaru district, Canterbury, New Zealand. 

  • A surname. 

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