comfort vs qualm

comfort

noun
  • A cause of relief or satisfaction. 

  • Something that offers comfort. 

  • A consolation; something relieving suffering or worry. 

  • Contentment, ease. 

verb
  • To relieve the distress or suffering of; to provide comfort to. 

  • To make comfortable. 

qualm

noun
  • A sudden sickly feeling; queasiness. 

  • A prick of the conscience; a moral scruple, a pang of guilt. 

  • A feeling of apprehension, doubt, fear etc. 

verb
  • To have a sickly feeling. 

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