disability vs virtue

disability

noun
  • State of being disabled; deprivation or want of ability; absence of competent physical, intellectual, or moral power, means, fitness, and the like. 

  • An inability imposed on a person by society's failure to accommodate their physical or mental differences from others, as opposed to impairment. 

  • A mental condition causing a difficulty with an intellectual task. 

  • Want of legal qualification to do a thing; legal incapacity or incompetency. 

  • Regular payments received by a disabled person, usually from the state 

virtue

noun
  • The inherent power or efficacy of something (now only in phrases). 

  • A creature embodying divine power, specifically one of the orders of heavenly beings, traditionally ranked above angels and below archangels. 

  • Accordance with moral principles; conformity of behaviour or thought with the strictures of morality; good moral conduct. 

  • A particular manifestation of moral excellence in a person; an admirable quality. 

  • Specifically, each of several qualities held to be particularly important, including the four cardinal virtues, the three theological virtues, or the seven virtues opposed to the seven deadly sins. 

  • An inherently advantageous or excellent quality of something or someone; a favourable point, an advantage. 

  • Specifically, moral conduct in sexual behaviour, especially of women; chastity. 

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