counterstroke

noun

coun·​ter·​stroke ˈkau̇n-tər-ˌstrōk 

variants or counter-stroke

plural counterstrokes or counter-strokes

: a return stroke : counterblow

He said the response wasn't over and the US could take further, covert action—a thinly veiled reference to a counterstroke in cyberspace the US has been considering.

—News Corp Australia Network

Word History

First Known Use

1596, in the meaning defined above