foudroyant

Etymology
Borrowed from.

Adjective

 * 1) Having an awesome and overwhelming effect.
 * 2)  fulminant
 * 1)  fulminant

Etymology
From.

Adjective

 * 1)  rapid
 * 2)  devastating
 * 3)  fulminant; fatal, deadly coming on quickly and destructively

Etymology
.

Adjective

 * 1)  fulminant