agon
/ˈæ.ɡəʊn/noun
Elementary
1
A struggle or contest; conflict; especially between the protagonist and antagonist in a literary work.
2
An intellectual conflict or apparent competition of ideas.
3
A contest in ancient Greece, as in athletics or music, in which prizes were awarded.
4
A two-player board game played on a hexagonally-tiled board, popular in Victorian times.