on a leash vs temperate

on a leash

temperate

adj
  • Proceeding from temperance. 

  • Moderate; not excessive 

  • Living in an environment that is temperate, not extreme. 

  • Moderate in the indulgence of the natural appetites or passions 

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