countercheck vs equibalance

countercheck

verb
  • To restrict or limit by counteracting. 

  • To recheck. 

noun
  • A second check (in order to confirm or deny a previous one). 

  • A restriction or limit. 

equibalance

verb
  • To make of equal weight; to counterbalance. 

noun
  • Equal weight; equiponderance. 

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