Oponency or Opponency: How To spell?
The word Oponency is misspelled against Opponency, a noun meaning "The act of opening an academical disputation; the proposition of objections to a tenet, as an exercise for a degree."
The word Oponency is misspelled against Opponency, a noun meaning "The act of opening an academical disputation; the proposition of objections to a tenet, as an exercise for a degree."