Adjective : Cheating is dishonorable. ,a dishonorable man.    From Dictionary.com. 

Skilled propagandists constantly gibed at what they called the dishonourable default of an honourable debt.    From Wordnik.com.  [Yesterday and To-day in America] Reference

'My dear Wilfrid,' were her next words, 'you have been guilty of what is commonly called a dishonourable action.'.    From Wordnik.com.  [A Life's Morning] Reference

Will you not, then, tell me who you are, and what is this thing, which you call dishonourable, that brought you into Languedoc? ".    From Wordnik.com.  [Bardelys the Magnificent; being an account of the strange wooing pursued by the Sieur Marcel de Saint-Pol, marquis of Bardelys...] Reference

“Yes, I think it may be fairly called dishonourable,” said Rose.    From Wordnik.com.  [Father Payne]

Cyril whom she had never even had course or reason to call dishonourable had written himself to ask her to try and forgive him.    From Wordnik.com.  [Daisy Ashford: Her Book] Reference

Mrs Rosenkranz says she cannot detect anything "dishonourable" in her husband's activities.    From Wordnik.com.  [New Zealand Herald - Top Stories]

Aren't you telling me that to put money in your own pocket you would do what people call a dishonourable act? ".    From Wordnik.com.  [The Short Cut] Reference

William was taking a dishonourable advantage of him.    From Wordnik.com.  [Stories from English History] Reference

There is nothing dishonourable in such an inclination.    From Wordnik.com.  [Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary"] Reference

De Wet is a man of brutal and dishonourable character.    From Wordnik.com.  [In the Shadow of Death] Reference

It ain't me having been dishonourable as stands between us.    From Wordnik.com.  [VC — A Chronicle of Castle Barfield and of the Crimea] Reference

And she felt as one guilty of a mean and dishonourable deed.    From Wordnik.com.  [An Australian Lassie] Reference

"It would be no more dishonourable to tell a lie than break a promise.".    From Wordnik.com.  [Antony Gray,—Gardener] Reference

England had been technically justified by a distinctly dishonourable trick.    From Wordnik.com.  [England under the Tudors] Reference

Skipper Drummond is a dishonourable man, I am not sorry that you went to sea.    From Wordnik.com.  [Chatterbox, 1905.] Reference

"It would be dishonourable of him to make you care," Miss Lermontof had said.    From Wordnik.com.  [The Splendid Folly] Reference

So far as we know, none die on the gibbet but men of dishonourable and base life.    From Wordnik.com.  [Sermons Preached at Brighton Third Series] Reference

Just now his gubernatorial ambition, fed by dishonourable methods, found support in.    From Wordnik.com.  [A Political History of the State of New York, Volumes 1-3] Reference

According to the world, some professions are reckoned honourable, and some dishonourable.    From Wordnik.com.  [Sermons Preached at Brighton Third Series] Reference

SOCRATES: I am asking if you ever knew any one who did what was dishonourable and yet just?.    From Wordnik.com.  [Alcibiades I] Reference

The Latins by departing redeemed themselves from a share in what they deemed a dishonourable peace.    From Wordnik.com.  [The History of Rome, Books 01 to 08] Reference

Thus they marched up and down, calling out insulting names and charging him with dishonourable deeds.    From Wordnik.com.  [King Arthur's Knights The Tales Re-told for Boys & Girls] Reference

You have been detected in a most dishonourable act, and you have added to your fault by telling a lie.    From Wordnik.com.  [Wilton School or, Harry Campbell's Revenge] Reference

And, so long as there was nothing dishonourable attached to it, Steel was prepared to redeem his pledge.    From Wordnik.com.  [The Crimson Blind] Reference

We by no means desire to stain the memory of O'Meara (he is since dead) with any dishonourable suspicion.    From Wordnik.com.  [Blackwood's Edinburgh Magazine, Volume 62, No. 382, October 1847] Reference

Rhodes could have outmanoeuvred a man of exceptional financial ability without using dishonourable means.    From Wordnik.com.  [Victorian Worthies Sixteen Biographies] Reference

Very dishonourable attempts were also made to seduce their children from the profession of evangelical principles.    From Wordnik.com.  [The Vaudois of Piedmont A Visit to their Valleys] Reference

I don't want you to feel that you are anything but a free agent, or to do anything that you consider dishonourable.    From Wordnik.com.  [The Grell Mystery] Reference

For if ordered to do anything you please disreputable or dishonourable, he is ready to take any pains to oblige you.    From Wordnik.com.  [Plutarch's Morals] Reference

Hyder Ally had reduced the company, after an expensive war, to sue for a dishonourable peace, and India stock fell rapidly.    From Wordnik.com.  [The History of England in Three Volumes, Vol.III. From George III. to Victoria] Reference

Skipper Drummond sighed deeply, as if he was sincerely sorry for the fact that there were some men who were very dishonourable.    From Wordnik.com.  [Chatterbox, 1905.] Reference

Such opinions, although held by religious men, are dishonourable to the Scriptures, and needlessly degrading to the human mind.    From Wordnik.com.  [On Calvinism] Reference

"It is dishonourable to read other people's letters," Mr. Ellis admonished them severely when he became aware of this peculiarity.    From Wordnik.com.  [The Heavenly Twins] Reference

If a Roman in former days was asked to do a mean, or dishonourable action, it was enough for him to answer, "I am a Roman citizen!".    From Wordnik.com.  [The Life of Duty, v. 2 A year's plain sermons on the Gospels or Epistles] Reference

He left a will, bequeathing to Michael, his son and heir, a rotten firm, a dishonourable name, a history of dishonesty, a nest of troubles.    From Wordnik.com.  [Blackwood's Edinburgh Magazine — Volume 54, No. 337, November, 1843] Reference