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.
For millions of individuals and businesses who rely on professional preparers, the answer portends a frightening prospect if the return preparer is dishonest. Virginia La Torre Jeker, Forbes.com, 30 June 2026 The hypocrisy is stunning, and frightening. Voice Of The People, New York Daily News, 29 June 2026 Yes, the Scots played poorly, but Brazil’s brilliant roster of attacking talent capitalized on mistakes with frightening efficiency. Ben Church, CNN Money, 29 June 2026 Both are referential, packed with Lynchian flourishes and Stephen King Easter eggs, but at the same time like nothing else onscreen, a combination of slapstick humor and genuinely frightening jump scares that feels all its own. Josef Adalian, Vulture, 29 June 2026 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 6 Jul. 2026.

More from Merriam-Webster on frightening

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster