Leader vs Rush

Leader

name
  • A locality in Adams County, Colorado, United States. 

  • A town in the Rural Municipality of Happyland No. 231, western Saskatchewan, Canada, originally named Prussia. 

  • A river in north Canterbury, New Zealand, which joins the (Canterbury) Waiau. 

  • A surname originating as an occupation for a person who led a horse and cart. 

Rush

name
  • An unincorporated community in El Paso County, Colorado, United States. 

  • An English surname originating as an occupation for someone who made things from rushes. 

  • An unincorporated community in Boyd County and Carter County, Kentucky, United States. 

  • A coastal town in Fingal, County Dublin, Ireland. 

  • A town in Monroe County, New York, United States. 

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