contrariety

noun

Etymology: Borrowed from Middle French contrariété, from Late Latin contrarietas, from contrarius, from Latin contra (“against”). By surface analysis, contrary + -ety.

1. Opposition or contrariness; cross-purposes, marked contrast.

   “What differences of sense and reason, what contrarietie of imaginations doth the diversitie of our passions present unto us?”

   “This contrariety of humours betwixt my father and my uncle, was the source of many a fraternal squabble.”