ardour ardour /ˈɑrdər/

noun

1. [Canadian, British] Feelings of great warmth and intensity  ( ardor [American] , ardour [Canadian, British] , fervency , fervidness , fervor [American] , fervour [Canadian, British] , fire )
   feelings of great warmth and intensity
    He spoke with great ardor
   he spoke with great ardor
   
2. [Canadian, British] Intense feeling of love  ( ardor [American] , ardour [Canadian, British] )
   intense feeling of love
   
3. [Canadian, British] A feeling of strong eagerness (usually in favor of a person or cause)  ( ardour [Canadian, British] , elan , élan , ardor [American] , zeal )
   a feeling of strong eagerness (usually in favor of a person or cause)
    They were imbued with a revolutionary ardor
   they were imbued with a revolutionary ardor
    He felt a kind of religious zeal
   he felt a kind of religious zeal