<p><strong>Verb</strong></p><ul><li>to come into collision or disagreement; be contradictory, at variance, or in opposition; clash:<ul><li>The account of one eyewitness conflicted with that of the other.</li><li>My class conflicts with my going to the concert.</li></ul></li><li>Synonyms: oppose, collide</li><li>to fight or contend; do battle.</li></ul><p><strong>Noun</strong></p><ul><li>a fight, battle, or struggle, especially a prolonged struggle; strife.<ul><li>Synonyms: siege, encounter</li></ul></li><li>controversy; quarrel: conflicts between parties.</li><li>Antonyms: accord</li><li>discord of action, feeling, or effect; antagonism or opposition, as of interests or principles: a conflict of ideas.<ul><li>Synonyms: opposition, contention</li></ul></li><li>a striking together; collision.</li><li>incompatibility or interference, as of one idea, desire, event, or activity with another: a conflict in the schedule.</li><li>Psychiatry: a mental struggle arising from opposing demands or impulses.</li></ul>