palter vs perjure

palter

verb
  • To talk insincerely; to prevaricate or equivocate in speech or actions. 

  • To babble; to chatter. 

  • To haggle. 

perjure

verb
  • To make a false oath to; to deceive by oaths and protestations. 

  • To cause to violate an oath or a vow; to cause to make oath knowingly to what is untrue; to make guilty of perjury; to forswear; to corrupt. 

  • To knowingly and willfully make a false statement of witness while in court. 

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