shake-up
1 of 2noun
ˈshāk-ˌəp 
: an act or instance of shaking up
specifically : an extensive and often drastic reorganization
shake up
2 of 2verb
shook up; shaken up; shaking up; shakes up
transitive verb
1
obsolete : chide, scold
2
: to jar by or as if by a physical shock
the collision shook up both drivers
3
: to effect an extensive and often drastic reorganization of
Synonyms
Verb
- appall
- appal
- floor
- jolt
- shock
See all Synonyms & Antonyms 
Example Sentences
Verb the news that we had failed the auto inspection shook us up
Word History
First Known Use
Noun
1847, in the meaning defined above
Verb
1538, in the meaning defined at sense 1