airless vs sudorific

airless

adj
  • Lacking air circulation. 

  • Lacking or being without air. 

  • Suffering from asphyxia. 

  • With air that is stale. 

  • Stifling; dead; lacking vitality or excitement. 

sudorific

adj
  • In a state of perspiration; covered in sweat; sudoriferous, sweaty. 

  • That produces sweating. 

noun
  • A medicine that produces sweating. 

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