I think this properly defines our current preznit.

pugnacious (pug·na·cious): / puhg NEY shuhs /
adjective

(1) combative; quarrelsome; belligerent; inclined to be aggressive or fight readily

[From Latin pugnax meaning “combative or to fight,” from Latin pugnus meaning “fist.”]

Usage: Imagine the state of America and the world today if our president was a respectful conciliator instead of a pugnacious rabble-rouser.