Instability refers to a state of being uncertain, unsteady, or not constant. It means that something is not firmly settled or predictable, and often experiences changes or disruptions. Full definition
Is a congenital, developmental condition resulting in instability of the hip joints, sometimes weakness in the hind legs, and generally always some degree of pain of the hip joints. (awanj.org)
The sluggish response of investment to changes in oil prices is one of the biggest causes of instability in the oil market. (cnbc.com)
This prevents any emergencies from causing any sort of financial instability in the family or in the child's education or dreams. (policybazaar.com)