frightening

adjective

fright·​en·​ing ˈfrī-tᵊn-iŋ How to pronounce frightening (audio)
ˈfrīt-niŋ
Synonyms of frighteningnext
: causing fear
frightening news
a very frightening experience
The man with red eyes made the frightening grimace that passed for his smile.Madeleine L'Engle
For a man who had tussled with crocs, venomous snakes and other frightening creatures, this was going to be a leisurely swim.Jennifer Wulff et al.

Examples of frightening in a Sentence

a truly frightening movie
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Those repulsed by the thought of turning to artificial intelligence for information or assistance have had to contend with the frightening reality of their omnipresence. Miles Klee, Rolling Stone, 14 Dec. 2025 Regardless, Moore’s dismissal unlocked a chain of dangerous and frightening events this week, prosecutors allege. Dana O’Neil, CNN Money, 13 Dec. 2025 This is the story of how AI changed our world in 2025, in new and exciting and sometimes frightening ways. Charlie Campbell, Time, 11 Dec. 2025 Madigan earned rave reviews for her scene-stealing role as the thriller’s Aunt Gladys, a frightening, witchy woman who plays a pivotal role in the disappearance of 17 young children in an otherwise idyllic suburban town. Eric Andersson, PEOPLE, 8 Dec. 2025 See All Example Sentences for frightening

Word History

Etymology

from present participle of frighten

First Known Use

1652, in the meaning defined above

Time Traveler
The first known use of frightening was in 1652

Browse Nearby Words

Cite this Entry

“Frightening.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/frightening. Accessed 17 Dec. 2025.

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