inconvincible

We can justifiably describe Jordanes as "invincibly inconvincible."

Slow posting continues till mid-August... 2009

We still agree, I am sure, on nineteen points out of twenty, and on the twentieth I am not inconvincible.

Alfred Russel Wallace: Letters and Reminiscences, Vol. 1 James Marchant

We still agree, I am sure, on nineteen points out of twenty, and on the twentieth I am not inconvincible.

Alfred Russel Wallace Letters and Reminiscences Marchant, James 1916

Yet, it was fair to say, he had not been by any means inconvincible about the new Works.

V. V.'s Eyes Henry Sydnor Harrison 1905

If I had assured her that she would be torn limb from limb, like an inconvincible aristocrat flaunting abroad during the early days of the French Revolution, she would have grown enthusiastic.

The Mountebank William John Locke 1896

As long as there is the smallest fraction of a decimal unaccounted for in a mathematical way, this individual is inconvincible.

History of Circumcision from the Earliest Times to the Present Moral and Physical Reasons for its Performance Peter Charles Remondino 1886

But both the bishop and the senator were thoughtful for them and when they came tardily to the board they found the group close about the old commodore, their own places saved and the judge and the general sustaining the squire's rather peppery assertion to the courteous but vilely inconvincible commodore, that certain new laws of Congress must be upheld with all the national power,

Gideon's Band A Tale of the Mississippi George Washington Cable 1884

One other meeting, on the 25th, will suffice: the Commons are inconvincible, the

The French Revolution Thomas Carlyle 1838

It is a conceit altogether void of reason, but it is so wilful and pertinacious, that it is almost utterly inconvincible, and so it puts souls in the most desperate forlorn estate that can be imagined.

The Works of the Rev. Hugh Binning Hugh Binning 1640

Convinced the inconvincible Aamir over dinner to come on Twitter, "Bachchan had written on his account.

The Economic Times 2010