zeal

Meanings

• a feeling of strong eagerness (usually in favor of a person or cause)
  • "he felt a kind of religious zeal"
• excessive fervor to do something or accomplish some end
  • "he had an absolute zeal for litigation"
• prompt willingness
  • "they disliked his zeal in demonstrating his superiority"

Synonyms

ardor, ardour, eagerness, elan, forwardness, readiness