irrepugnable

From ir- +‎ repugn +‎ -able.

irrepugnable (comparative more irrepugnable, superlative most irrepugnable)

1. That cannot be repugned; not repudiable; irresistible; irrefutable; unobjectionable.
   • 1598, Jorge de Montemayor, Gaspar Gil Polo, Alonso Pérez de Montalbán, Diana of George of Montemayor, page 285

     He conceived by that which he found in himself, the irrepugnable voice of Cupid, and considered (by that he knew too well) the unbridled fury of cruel...

   • 1609, Robert Parsons, A Quiet and Sober Reckoning, page 550

     […] his Answers are so far off from being demonstrative, that is to say, evident, certain an irrepugnable, as that they are not so much as logical […]

   • 1683, Thomas Tryon, The Way to Health, Long Life and Happiness, Or: A Discourse of Temperance, page 1683

     […] it being an irrepugnable tower against all evil and violence. Living well is the best […]

   • 2013, Giovanni Boccaccio, The Decameron, page circa 140 (unpaginated)

     […] the latter forthright betook himself to the four brothers and plying them with store of such words as behoved unto the matter, in fine, with irrepugnable arguments […]