Affrightful
Pronunciation : Af*fright"ful
Part of Speech : a.
Definition : Defn: Terrifying; frightful. -- Af*fright"ful*ly, adv. [Archaic] Bugbears or affrightful apparitions. Cudworth.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder