compensatory vs extenuatory

compensatory

adj
  • Intended to recompense someone who has experienced loss, suffering, or injury 

  • Reducing or offsetting the unpleasant or unwelcome effects of something 

  • That compensates for a deleterious mutation 

extenuatory

adj
  • Tending to extenuate or palliate. 

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