OPPONENCY
Meaning of OPPONENCY in English
/euh poh"neuhn see/ , n.
1. an act or instance of opposing.
2. the state of being an opponent.
[ 1720-30; OPPON(ENT) + -ENCY ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012