countercoup

noun

coun·​ter·​coup ˌkau̇n-tər-ˈkü 

variants or counter-coup

plural countercoups or counter-coups

: a coup d'état to overthrow or alter a government that was established by an earlier coup d'état

… in 1963, the Baathists had seized power in a coup only to lose it nine months later in a countercoup …

—Jason Zengerle

Word History

First Known Use

1847, in the meaning defined above