indifferent vs quisquous

indifferent

adj
  • Ambivalent; unconcerned; uninterested, apathetic. 

  • Indicating or reflecting a lack of concern or care. 

  • Having no preference. 

  • Mediocre (usually used negatively in modern usage). 

  • Not making a difference; without significance or importance. 

  • Being in the state of neutral equilibrium. 

noun
  • A person who is indifferent or apathetic. 

quisquous

adj
  • Hard to deal with; dubious; of people: having a character difficult to assess. 

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