irremissible

The bishop adds, that he spoke to Carranza on the subject, and attributed his silence to humility; that at another time when he was preaching before the king, he said, that some sins were irremissible.

From The History of the Inquisition of Spain from the Time of its Establishment to the Reign of Ferdinand VII. by Juan Antonio Llorente

But what will hold a man is the doctrine of compensation, of judgment pronounced by himself directly his iniquity is accomplished, of sentence self-executed, unpardonable and irremissible, now and for ever.

From Morality as a Religion An exposition of some first principles by W. R. Washington Sullivan

Emancipation, universal emancipation, was the lesson they had urged on their contemporaries, and held forth as transcendent and irremissible duties to their children of the present age.

From Memoir of the Life of John Quincy Adams. by Josiah Quincy

Doth love's incautiousness in her So irremissible appear?

From Eugene Oneguine [Onegin] A Romance of Russian Life in Verse by Henry Spalding

But he must comply with two irremissible technical demands.

From Prophets of Dissent : Essays on Maeterlinck, Strindberg, Nietzsche and Tolstoy by Otto Heller