footloose vs strolling

footloose

adj
  • Tending to travel or do as one pleases; readily without many commitments or responsibility. 

  • Of a sail: not properly secured at the bottom. 

strolling

noun
  • The taking of a stroll. 

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