mothballed vs sedentary

mothballed

adj
  • Kept in good condition for possible future use. 

sedentary

adj
  • Not moving; relatively still; staying in the vicinity. 

  • Living in a fixed geographical location; the opposite of nomadic. 

  • Not moving much; sitting around. 

noun
  • a sedentary person 

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