imbalance — the state or condition of lacking balance, as in proportion or distribution.
inequality — social or economic disparity: inequality between the rich and the poor; widening income inequality in America. unequal opportunity or treatment resulting from this disparity: inequality in healthcare and education.
variation — the act, process, or accident of varying in condition, character, or degree: Prices are subject to variation.
disagreement — the act, state, or fact of disagreeing.
unlike — different, dissimilar, or unequal; not alike: They contributed unlike sums to charity.
