instability instability /ˌɪnstəˈbɪlɪti/

noun

1. () Unreliability attributable to being unstable  ( instability )
   unreliability attributable to being unstable
   
2. () An unstable order  ( instability )
   an unstable order
   
3. The quality or attribute of being unstable and irresolute  ( instability , unstableness )
   the quality or attribute of being unstable and irresolute
   
4. A lack of balance or state of disequilibrium  ( instability , imbalance , unbalance )
   a lack of balance or state of disequilibrium
    A hormonal imbalance
   a hormonal imbalance