base camp vs shack

base camp

noun
  • An encampment used temporarily for storing supplies and preparing for a larger activity, such as mountain climbing or hunting. 

shack

noun
  • A crude, roughly built hut or cabin. 

  • Any poorly constructed or poorly furnished building. 

  • Bait that can be picked up at sea. 

  • A drink, especially an alcoholic one. 

  • The room from which a ham radio operator transmits. 

verb
  • To live (in or with); to shack up. 

  • To wander as a vagabond or tramp. 

  • To drink, especially alcohol. 

  • To hibernate; to go into winter quarters. 

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