insupportable

[ in-suh-pawr-tuh-buh l, -pohr- ]

/ ˌɪn səˈpɔr tə bəl, -ˈpoʊr- /

not endurable; unbearable; insufferable: insupportable pain.

incapable of support or justification, as by evidence or collected facts: an insupportable accusation.

Origin of insupportable

From the Late Latin word insupportābilis, dating back to 1520–30. See in-³, supportable

in·sup·port·a·ble·ness, in·sup·port·a·bil·i·ty, noun in·sup·port·a·bly, adverb

Well, there are reasons for these rules, all right, but they're terrible, reactionary, insupportable.

The Tyranny of the Senate Minority, Again |Michael Tomasky |April 17, 2013 |DAILY BEAST
But outside The New Republic, the idea that the “left” is not supporting this bill is insupportable and always has been.

The 'Delusional Left' Wins |Eric Alterman |March 18, 2010 |DAILY BEAST
She passed one of them with Edith and Rufus Malcome, and this was by far the most insupportable of any.

Eventide |Effie Afton
If she were well disposed, she might pass, but her wickedness is insupportable.

The Memoirs of the Louis XIV. and The Regency, Complete |Elizabeth-Charlotte, Duchesse d'Orleans

The fraudulent possessor of the notes felt their burthen more than ever insupportable.

Young Mr. Barter's Repentance |David Christie Murray
Living with him as his wife was insupportable; but though she separated from him, she did not seek a divorce.

Beacon Lights of History, Volume XIII |John Lord
In a further instance, a man had a tumour growing between his eyebrows, the itching of which was insupportable.

A History of Chinese Literature |Herbert A. Giles

insupportable

/ (ˌɪnsəˈpɔːtəbəl) /

incapable of being endured; intolerable; insufferable

incapable of being supported or justified; indefensible

insupportableness, noun insupportably, adverb