pəˈnash, -näsh noun
( -s )
Etymology: earlier pennache, from Middle French, from Old Italian pennacchio, from Late Latin pinnaculum small wing — more at pinnacle
1. : a tuft (as of feathers) used as a headdress or an ornament on a helmet
2. : dash or flamboyance in style and action : swagger , verve
grew progressively more windy and histrionic without ever recapturing the vitality and panache of the early period — Times Literary Supplement