What is another word for sudden change?
Pronunciation: [sˈʌdən t͡ʃˈe͡ɪnd͡ʒ] (IPA) 
Sudden change can sometimes be a jarring and unexpected turn of events. Luckily, there are a multitude of synonyms that can help describe these abrupt shifts in circumstances. For example, words like upheaval, disruption, shock, crisis, and transformation all evoke the idea of a sudden and often tumultuous change. Other words like revolution, metamorphosis, conversion, and mutation convey a more profound or significant transformation, while words like fluctuation, variability, and volatility suggest a more unpredictable or unstable change. Whatever the context, there are always appropriate synonyms to convey the suddenness and impact of a change.
