conflict

an open clash between two opposing groups (or individuals)

“{'source': 'Thomas Paine', 'text': 'the harder the conflict, the more glorious the triumph'}”

“police tried to control the battle between the pro- and anti-abortion mobs”

opposition between two simultaneous but incompatible feelings

“he was immobilized by conflict and indecision”

a hostile meeting of opposing military forces in the course of a war

“Grant won a decisive victory in the battle of Chattanooga”

“he lost his romantic ideas about war when he got into a real engagement”

a state of opposition between persons or ideas or interests

“his conflict of interest made him ineligible for the post”

“a conflict of loyalties”

an incompatibility of dates or events

“he noticed a conflict in the dates of the two meetings”

opposition in a work of drama or fiction between characters or forces (especially an opposition that motivates the development of the plot)

“this form of conflict is essential to Mann's writing”

be in conflict

“The two proposals conflict!”

go against, as of rules and laws

“He ran afoul of the law”

“This behavior conflicts with our rules”