courter vs suppliant

courter

noun
  • One who courts; one who plays the lover, or solicits in marriage. 

suppliant

noun
  • One who pleads or requests earnestly. 

adj
  • Entreating with humility. 

  • Supplying; auxiliary. 

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