opponency

noun op·po·nen·cy \əˈpōnənsē\

Definition of opponency

plural

-es

  1. 1 :  opposition, antagonism

  2. 2 archaic :  the action of maintaining an opposing argument in or opening an academic disputation (as in trying for a degree) by proposing objections to a tenet

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Origin and Etymology of opponency

2opponent + -cy


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