Flair, dash (4)
I believe the answer is:
elan
This clue is a double definition.
'flair' is the first definition.
(synonyms)
'dash' is the second definition.
(synonyms)
(Other definitions for elan that I've seen before include "Dash and enthusiasm." , "Bounce" , "Combination of style and vigour" , "Flair and dash" , "'Panache, flair (4)'" .)