They do have 4000 years of civilisation after all to reinforce their bumptiousness.
From the guardian.co.uk
He was confident to the verge of bumptiousness, contemporaries recall.
From the independent.co.uk
Much as it pains me, I have to agree with Michael Aylwin in all his breezy bumptiousness.
From the guardian.co.uk
I was well aware of his reputation for bumptiousness.
From the online.wsj.com
If Popovic is bouncy to the point of bumptiousness, and has an ecstatic gleam in his eye, it is not without reason.
From the independent.co.uk
Finally, bumptiousness gave way to violence.
From the en.wikipedia.org
Kate Valentine is a poised and dignified Countess, opening up vocally as the evening progresses, while Ulrike Mayer's bland Cherubino lacks teenage bumptiousness.