I know, I know. The (mis)spelling is deliberate. Who would have guessed? Other bases having been covered, you're in for one more perversely oblique approach to the weekly theme, pivoted on a pun and bonkers as toffee-apples.
The derivation of flamboyant is the French flamboyer meaning to flame, to flash, to shine. Yes it gets applied as an adjective to anyone or anything "showy" (animals. architecture, clothes, Eurovision, flowers, influencers, models and popular music divas), but add a 'u' in the appropriate place and you get flambuoyant.