Synonyms for Frightfulness:

• n.

  •atrociousness (noun)
  • ghastliness,
  • Egregiousness,
  • flagrantness,
  • gruesomeness,
  • Flagrancy,
  • rankness,
  • Flagrance,
  • repulsiveness,
  • awfulness.
  •attribute (noun)
  • frightfulness.
  •monstrosity (noun)
  • abnormality,
  • monster,
  • eyesore,
  • deformity,
  • mutation,
  • mutant,
  • atrocity,
  • horror,
  • heinousness,
  • hideousness,
  • enormity.
  •Other relevant words: (noun)
  • dreadfulness,
  • ugliness,
  • atrociousness,
  • monstrosity,
  • freakishness,
  • grotesqueness.
  •ugliness (noun)
  • foulness,
  • wickedness,
  • unpleasantness,
  • odiousness.

• Other synonyms:

  •Other relevant words (noun):
  • frightfully,
  • scariness,
  • fiendishness,
  • hatefulness,
  • fearful,
  • grimness,
  • terror,
  • hellishness,
  • horridness,
  • dread,
  • terribleness,
  • ghoulishness,
  • fearfulness,
  • eeriness,
  • Horribleness,
  • Monstrousness,
  • severity,
  • Grisliness,
  • barbarity,
  • fear,
  • eldritch,
  • fright.

Antonyms for Frightfulness:

• n.

  • monstrosity
    beauty.
  • ugliness
    attractiveness, righteousness, attraction, pleasantness, fairness, handsomeness.
  • Other antonyms:
    allurement, agreeableness, desirability, appeal, desirableness, delightfulness, pleasurableness.

Hypernym for Frightfulness:

• n.

  • attribute
    ghastliness, luridness, gruesomeness, grimness.

Hyponym for Frightfulness:

• n.

  • attribute
    awfulness, terribleness, horridness, dreadfulness.