ardor, ardour, elan, zeal -- (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")
dash, elan, flair, panache, style -- (distinctive and stylish elegance; "he wooed her with the confident dash of a cavalry officer")
elan -- (enthusiastic and assured vigor and liveliness; "a performance of great elan and sophistication")