alleviative vs reparative

alleviative

noun
  • That which alleviates; a drug or remedy. 

adj
  • That alleviates pain; palliative 

reparative

noun
  • That which repairs. 

adj
  • Tending to or intended to repair. 

  • Of, pertaining to, or being a reparation. 

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