adj. 1. Arousing or tending to arouse horror; dreadful: "War is beyond all words horrible" (Winston S.

Is there such a word as Horribleness?

noun The state or quality of being horrible; dreadfulness; hideousness.

What is the noun form of dreadful?

Adjective. dreadfully \ ˈdred-​f(ə-​)lē \ adverb. dreadfulness \ ˈdred-​fəl-​nəs \ noun.