affrayer
/əˈfreɪər/Definitions
1. noun
One who or that which affrays, as a person or an army, or a thing that causes trouble or commotion.
“The affrayer of the village was a group of marauding bandits.”
2. verb
To cause to assemble or rise in arms, as an affray, or to put into a state of tumult or commotion.
“The crowd was affrayed by the news of the riot.”