dispute

Noun

• coming into conflict with

• a disagreement or argument about something important
  • he had a dispute with his wife
    
  • there were irreconcilable differences
    
  • the familiar conflict between Republicans and Democrats
    

Verb

• have a disagreement over something
  • We quarreled over the question as to who discovered America
    
  • These two fellows are always scrapping over something
    

• take exception to
  • She challenged his claims
    

Related words

• Synonyms: 
  contravention , difference , difference of opinion , conflict , quarrel , scrap , argufy , altercate , challenge , gainsay