defiance vs qualm

defiance

noun
  • The feeling, or spirit of being defiant. 

  • A challenging attitude or behaviour; challenge. 

  • Open or bold resistance to or disregard for authority, opposition, or power. 

qualm

noun
  • A feeling of apprehension, doubt, fear etc. 

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

  • A sudden sickly feeling; queasiness. 

verb
  • To have a sickly feeling. 

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