Ardor

1. noun

   a feeling of strong eagerness (usually in favor of a person or cause)

   “they were imbued with a revolutionary ardor”

   Similar: ardour, elan, zeal

2. noun

   feelings of great warmth and intensity

   “he spoke with great ardor”

   Similar: ardour, fervor, fervour, fervency, fire, fervidness

3. noun

   intense feeling of love

   Similar: ardour