ameliorative vs righteous

ameliorative

adj
  • Suggesting or relating to a positive or approving evaluation. 

  • Of or relating to conceptual engineering, the normative study of which conceptual demarcation is most conducive to solve the problems the concept is a priori taken to solve. 

  • Able to repair or ameliorate. 

noun
  • A linguistic unit (such as a word, morpheme) that implies a positive or approving evaluation. 

  • That which betters or improves. 

righteous

adj
  • Justified morally. 

  • Free from sin or guilt. 

  • Moral and virtuous, to the point of sanctimony. 

  • Awesome; great. 

verb
  • To make righteous; specifically, to justify religiously, to absolve from sin. 

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