Frank J. Wilstach, comp. A Dictionary of Similes. 1916.

Terrible

Terrible as a Cerberus.
—Anonymous

Terrible as the curse of a dead man’s eye.
—Anonymous

Terrible as Jove.
—Anonymous

Terrible as the god of war.
—Gustave Flaubert

Terrible … something like the shriek of a giant in pain.
—Thomas A. Janvier

Terrible as a meteor of fire.
—James Macpherson

Terrible as hell.
—John Milton

Terrible as torrents in their fall.
—James Montgomery

Terrible as war.
—Hannah More

Terrible … like flames of death.
—Ossian

Terrible as the sea.
—John Ruskin

Terrible as fire.
—Algernon Charles Swinburne

His countenance was like the countenance of an angel of God, very terrible.
—Old Testament

Terrible as an army with banners.
—Old Testament