Upheaval/ʌpˈhiːvl/ Definition 1 of 3Pro Tip 1/3Sudden Transition Used to describe quick changes that disrupt normal routines. The merger caused upheaval in the workflow. Pro Tip 2/3Emotionally Charged Often implies emotional stress or difficulty adjusting. The move to the new city caused a lot of emotional upheaval. Pro Tip 3/3Not Always Negative Can lead to positive outcomes despite the initial problems. The upheaval in the company resulted in better policies.