shrewdish

Oh, of course; that is to say, partly, and partly, at least the moving spirits in the affair, with a shrewdish eye to business.

Lippincott's Magazine of Popular Literature and Science, Vol. 12, No. 32, November, 1873 Various

The features are handsome, but shrewdish, betraying, as it were, a touch of the old Baron's temperament; but we never could learn that she actually kicked her husband.

Half-Hours with Great Story-Tellers Various

And this _chef d'oeuvre_ of antique workmanship surrounds a sharp, shrewdish, modern face, withal pretty.

Confessions of a Young Man 1892

Aye, and there are some shrewdish tide-rips round my Tin Islands, as you shall see when we reach them. "

The Lost Continent Charles John Cutcliffe Wright Hyne 1905