hotter than a pistol vs warmed

hotter than a pistol

adj

  • Very hot. 

  • Exceptionally popular, productive, or marketable. 

warmed

adj

  • At a higher temperature. 

  • At a higher degree of compassion or friendship. 

How often have the words hotter than a pistol and warmed occurred in a corpus of books? (source: Google Ngram Viewer )