galvanic vs laid-back

galvanic

adj
  • Of or pertaining to galvanism; electric. 

  • Energetic; vigorous. 

  • Of a current that is not alternating, as opposed to faradic. 

laid-back

adj
  • relaxed and easy-going; an absence of stress or worry 

How often have the words galvanic and laid-back occurred in a corpus of books? (source: Google Ngram Viewer )