Why this word is great
ANTAGONISM — [Noun] Active hostility or opposition, as between conflicting persons, groups, or principles. From Ancient Greek ἀνταγωνίζομαι (antagōnízomai, "to struggle against"), from ἀντί (antí, "against") and ἀγών (agṓn, "contest, struggle"). Unlike "rivalry," which implies a race for a shared prize, or "aversion," which denotes a passive internal recoil, antagonism is conflict as a structural, enacted condition. It is the hot, electric glare before the first blow lands, the ideological trench dug too deep for sight, and the cold, precise friction where two immovable philosophies meet. This is not merely difference, but difference weaponized and given tensile strength by the steady pressure of opposition, the ruinous engine that defines its participants solely through their collision.