2 synonym groups for Conflict

clash with, fight with, do battle with, lock horns with, contend with, confront, quarrel with, argue with, fall out with [x]

intensification, aggravation, worsening, heightening, stepping up, increase, build-up, expansion, acceleration, amplification, growth, rise, surge, upswing, deterioration, blow-up, flare-up, outbreak, boiling over, conflict increase, conflict intensification, conflict expansion [x]