(law) a comprehensive term for any proceeding in a court of law whereby an individual seeks a legal remedy; "the family brought suit against the landlord"
3
controversy
a dispute where there is strong disagreement; "they were involved in a violent argument"
2
dispute
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"
1
quarrel
an angry dispute; "they had a quarrel"; "they had words"