Which preposition to use with foppery

of Occurrences 10%

They are the very kickshaws and foppery of friendship.

in Occurrences 2%

And that which Hippocrates, in his epistle to Dionysius, reprehended of old, is verified in our times, Quisque in alio superfluum esse censet, ipse quod non habet nec curat, that which he hath not himself or doth not esteem, he accounts superfluity, an idle quality, a mere foppery in another: like Aesop's fox, when he had lost his tail, would have all his fellow foxes cut off theirs.

from Occurrences 1%

But he had a certain dignity that saved his foppery from seeming ridiculous.

on Occurrences 1%

There is a show of foppery on the curb and an odor of smoking links.

Which preposition to use with  foppery