Which preposition to use with discountenances

as Occurrences 3%

Maternal affection is discountenanced as a purely animal instinct, a survival from a lower grade of organisation, and does not generally outlast a ten years' separation; while paternal love is utterly scouted as an absurdity to which even the higher animals are not subject.

in Occurrences 3%

He was of all men I ever knew, the most modest, and the most easy to be discountenanced in his approaches, either to his superiors or his equals.

by Occurrences 1%

Our humanity, as well as our duty, calls upon us at once to abrogate and discountenance by every means in our power.

on Occurrences 1%

He discountenanced on the one hand run-on lines, alexandrines, hiatus, and sequence of monosyllables; on the other, the resort to expletives and the mechanical placing of caesura.

to Occurrences 1%

The missionaries expounded the scriptures, catechized the children, and administered the sacrament on Sundays; but, though the crew consisted of Episcopalians, Methodists, German Lutherans, and Moravians, "Oglethorpe showed no discountenance to any for being of different persuasions of religion.

Which preposition to use with  discountenances