difference of opinion

Noun

1.

difference of opinion - 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" Synonyms: dispute, difference, conflict

arguing, argument, collision, conflict, contention, contestation, controversy, difference, disagreement, disceptation, disputation, dispute, dustup, quarrel, row, run-in, tilt, words, wrangle