unreconcilable

un- +‎ reconcilable

unreconcilable (comparative more unreconcilable, superlative most unreconcilable)

1. Irreconcilable.
   • (Can we date this quote?) Shakespeare, Antony and Cleopatra

     But yet let me lament […] that our stars, / Unreconcilable, should divide / Our equalness to this.

   • 2004, John Edward Russon, Reading Hegel's Phenomenology (page 154)

     Kant's embrace of an unreconcilable contradiction at the foundation of human experience is not a turn to irrationalism; indeed, it is hard to imagine a more rigorous and rational thinker than Kant.

• Unreconcilable occurs with about 2% of the frequency of irreconcilable in both COCA and BNC.

• irreconcilable

• unreconcilably

unreconcilable (plural unreconcilables)

1. A person or thing that cannot be reconciled.
   • 2015 July 20, “Hard Realities in Afghanistan”, in New York Times‎:

     Rather than the beginning of a new era of calm and prosperity for Afghans, a peace deal with the Taliban will split the movement, divide the reconcilable elements of the insurgency with the unreconcilables who see compromise as capitulation, and provide a small Islamic State faction in the country with the men and support they need to grow.