disequilibrium (noun) instability: imbalance, inconstancy
Sinonime: acropolis, alcazar, château, citadel, donjon, estate house, fasthold, fastness, fort, fortification, fortress,
hold,
keep, manor,
mansion,
palace,
peel, safehold,
seat, stronghold,
tower, villa
Antonime: balance, constancy, soundness,
stability, steadfastness