Which preposition to use with demoralizes

in Occurrences 7%

To spend one's life in opening a valve to make a part of a pin is, as Ruskin pointed out, demoralizing in its tendencies.

at Occurrences 3%

It seems as though these critics of French military organization were demoralized at the outset.

to Occurrences 2%

The effect of the preliminary British bombardment was most demoralizing to the enemy.

with Occurrences 2%

The Kanakas became demoralized with fear, and I forgot the trouble hanging over the heads of the girls and their father as I helped Newmarch drag the crew from their bunks to cut away the wreckage of the vessel.

as Occurrences 1%

It no doubt had its barbarous aspects, regarded from a humanitarian point of view, but it was not so demoralizing as the spectacle of some poor creature risking his neck in a performance for which the spectator pays his sixpence, and the whole excitement consists in the knowledge that the actor may be dashed to pieces before his eyes.

Which preposition to use with  demoralizes