exoneration vs plaint

exoneration

noun
  • An act of disburdening, discharging, or freeing morally from a charge or imputation. 

  • The state of being disburdened or freed from a charge. 

plaint

noun
  • An accusation. 

  • A complaint. 

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