Duck vs Prior

Duck

name
  • An unincorporated community in West Virginia. 

  • A surname transferred from the nickname. 

  • A town in North Carolina. 

Prior

name
  • An unincorporated community in Douglas County, Missouri, United States. 

  • A surname originating as an occupation for someone employed by a prior. 

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