frigid vs torporific

frigid

adj
  • Chilly in manner; lacking affection or zeal; impassive. 

  • Sexually unresponsive, especially of a woman. 

  • Very cold; lacking warmth; icy. 

torporific

adj
  • Inducing torpor; tending to cause apathy or lethargy. 

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