Which preposition to use with discourteous

to Occurrences 9%

But, according to his code, it was not permitted to be discourteous to a woman....

in Occurrences 2%

And he said: "Kay, not only hast thou been very discourteous in not assuming this quarrel of the Queen's, but I believe that thou, a well-approved knight, hast in thy fear of Sir Boindegardus been the cause of sending this youth upon an adventure in which he will be subject to such great danger that it may very well be that he shall hardly escape with his life.

than Occurrences 2%

In any case, it disappeared before the occasion of Hardy's next visit, and the visitor sat with his eyes unoccupied, endeavouring to make conversation with a host who was if anything more discourteous than usual.

by Occurrences 1%

" Unless you can draw a full, deep breath with your habit buttoned, you cannot do yourself or your teacher any credit in trotting, and you will sometimes find yourself compelled to give your escort the appearance of being discourteous by drawing rein suddenly, leaving him, unwarned, to trot on, apparently disregarding your plight.

Which preposition to use with  discourteous