boondock vs hinterland

boondock

noun
  • A brushy, rural area or location. 

  • A shot that strikes a squopped wink and sends it flying far away. 

verb
  • To stay in a self-contained recreational vehicle without connections to water, electricity, or sewer services, especially in a remote location. 

  • To camp in a dry brushy location. 

  • To strike a squopped wink and send it flying far away. 

hinterland

noun
  • A remote or undeveloped area, a backwater. 

  • The land immediately next to, and inland from, a coast. 

  • Anything vague or ill-defined, especially something that is ill understood. 

  • The rural territory surrounding an urban area, especially a port. 

  • That which is unknown or unexplored about someone. 

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