TERRIFY
terrify, terrorize, terrorise
(verb) fill with terror; frighten greatly
Source: WordNet® 3.1
Etymology
Verb
terrify (third-person singular simple present terrifies, present participle terrifying, simple past and past participle terrified)
To frighten greatly; to fill with terror.
To menace or intimidate.
(obsolete) To make terrible.
Synonyms
• See also frighten
Source: Wiktionary
Ter"ri*fy, v. t. [imp. & p. p. Terrified; p. pr. & vb. n.
Terrifying.] Etym: [L. terrere to frighten + -fy: cf. F. terrifier,
L. terrificare. See Terrific, and -fy.]
1. To make terrible. [Obs.]
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.
Source: Webster’s Unabridged Dictionary 1913 Edition