> A coup means taking over the country. Decapitating part of the government is assassination. /pedantry

"Definition of coup d'état

: a sudden decisive exercise of force in politics

especially : the violent overthrow or alteration of an existing government by a small group"

https://www.merriam-webster.com/dictionary/coup%20d'%C3%A9ta...

I'm not sure pedantry contributes much in the circumstances.