blarney vs coax

blarney

verb
  • To beguile with flattery. 

noun
  • Ability to talk constantly and fluently. 

  • Mindless chatter. 

  • Persuasive flattery or kind speech; smooth, wheedling talk. 

coax

verb
  • To wheedle or persuade (a person, organisation, animal etc.) gradually or by use of flattery to do something. 

  • To carefully manipulate (someone or something) into a particular desired state, situation or position. 

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