Webster's Revised Unabridged Dictionary · 1913

Terrify

Terrify , transitive verb

[Latin terrere to frighten + -fy: compare French terrifier, Latin terrificare. See Terrific, and -fy.]

1.
To make terrible. [Obsolete]
If the law, instead of aggravating and terrifying sin, shall give out license, it foils itself. — Milton
2.
To alarm or shock with fear; to frighten.
When ye shall hear of wars... be not terrified. — Luke xxi. 9