ameliorative vs sane

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. 

sane

adj
  • Rational; reasonable; sensible. 

  • Being in a healthy condition; not deranged; thinking rationally. 

  • Mentally sound; possessing a rational mind; having the mental faculties in such condition as to be able to anticipate and judge the effect of one's actions in an ordinary manner. 

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