zeal

Noun

• prompt willingness
  • readiness to continue discussions
    
  • they showed no eagerness to spread the gospel
    
  • they disliked his zeal in demonstrating his superiority
    
  • he tried to explain his forwardness in battle
    

• excessive fervor to do something or accomplish some end
  • he had an absolute zeal for litigation
    

• a feeling of strong eagerness (usually in favor of a person or cause)
  • they were imbued with a revolutionary ardor
    
  • he felt a kind of religious zeal
    

Related words

• Synonyms: 
  readiness , eagerness , forwardness , ardor , ardour , elan