dreadsome

Etymology
From.

Adjective

 * 1) Marked by dread; dreadful; alarming.
 * 2) * 2012, Warfare in Eastern Europe, 1500-1800:
 * In advance of it two dreadsome young men [Archangels Michael and Gabriel] glided through the air with unsheathed swords threatening the Muslim regiments. At that moment we recognized them.
 * In advance of it two dreadsome young men [Archangels Michael and Gabriel] glided through the air with unsheathed swords threatening the Muslim regiments. At that moment we recognized them.