Balefulness

bale·ful  (blfl)

adj.

1. Portending evil; ominous. See Synonyms at sinister.

2. Harmful or malignant in intent or effect.

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baleful·ly adv.

baleful·ness n.

Usage Note: Baleful and baneful overlap in meaning, but baleful usually applies to something that is menacing or foreshadows evil: a baleful look. Baneful most often describes that which is actually harmful or destructive: baneful effects of their foreign policy.

Thesaurus

Noun

1.

balefulness - the quality or nature of being harmful or evil maleficence, mischief evilness, evil - the quality of being morally wrong in principle or practice; "attempts to explain the origin of evil in the world"