combatant vs corrival

combatant

adj
  • Contending; disposed to contend. 

  • Involving combat. 

noun
  • A person engaged in combat, often armed. 

corrival

adj
  • Having rivaling claims; emulous; in rivalry. 

noun
  • A fellow rival; a competitor; a rival. 

verb
  • To compete with; to rival 

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