irrevocably

Irrevocably said;

I knew enough of your disposition to be certain, that had you been absolutely, irrevocably decided against me, you would have acknowledged it to Lady Catherine frankly and openly.”

Any other person would, perhaps, have been overcome by such an intoxicating draught of praise; but he feared to make for himself a mortal enemy of the police minister, although he saw that Dandré was irrevocably lost.

Their remarkable migration north not only transformed the blues but also irrevocably altered the trajectory of popular music forever.