Synonyms of 'shake-up'
reorganizationDictionary, revolution, reformation
controversial health service shake-ups
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An innovation is a new thing or a new method of doing something.
technological innovations of the industrial age
A revolution in a particular area of human activity is an important change in that area.
a revolution in ship design and propulsion
He has undergone a personal transformation.
Thesaurus for shake-up from the Collins English Thesaurus
If someone shakes up something such as an organization, an institution , or a profession , they make major changes to it.