disagree traffic sign on blue sky

dissent dispute object oppose contradict contest refute deny disapprove reject challenge disagreeable differ clash discord conflict debate disagreement nonconcurrence dissension dissentience dissensus difference opinion disunity disaccord disharmony opposition antagonism incompatibility incongruity dissonance disparity disjunction incongruence inconsistency dissidence divergence divergency discrepancy disallowance negation dissimilar irreconcilable incongruent differing