Frightful Definition

frītfəl
adjective
frightfuller
Causing disgust or shock; horrifying.
American Heritage
Causing fright; terrifying; alarming.
Webster's New World
Shocking; terrible.
Webster's New World
Unpleasant; annoying.
Webster's New World
Excessive; extreme.
A frightful liar.
American Heritage

Other Word Forms of Frightful

Adjective

Base Form:
frightful
Comparative:
frightfuller

Origin of Frightful

  • From Middle English frightful (“afraid”), from Old English forhtful (“fainthearted, timorous”), equivalent to fright +‎ -ful.

    From Wiktionary

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