imbalance
noun
[ ɪmˈbal(ə)ns ]
• lack of proportion or relation between corresponding things.
• "tension is generated by the imbalance of power"
Similar:
disparity,
variance,
unevenness,
polarity,
contrast,
variation,
disproportion,
lopsidedness,
misproportion,
lack of harmony,
lack of relation,
gulf,
breach,
split,
gap,