Repugnancy :: Repugnancy (n.) The state or condition of being repugnant; opposition; contrariety; especially, a strong instinctive antagonism; aversion; reluctance; unwillingness, as of mind, passions, principles, qualities, and the like..
Repugnant :: Repugnant (a.) Disposed to fight against; hostile; at war with; being at variance; contrary; inconsistent; refractory; disobedient; also, distasteful in a high degree; offensive; -- usually followed by to, rarely and less properly by with; as, all rudeness was repugnant to her nature..