thornier; thorniest
Synonyms of thornynext
1
: full of thorns
2
: full of difficulties or controversial points : ticklish
a thorny problem
thorniness noun

Examples of thorny in a Sentence

stay out of the thorny brambles unless you want a ton of scratches
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.
Centennial Beach borders the billionaire’s under-construction mansion, whose lakefront area’s public access has become a thorny issue. Shun Graves, Chicago Tribune, 16 Mar. 2026 That’s because the studios are moving on to start bargaining with the Writers Guild on Monday, the guild that is usually the thorniest negotiation, before then moving on to the Directors Guild on May 11. Rebecca Keegan, NBC news, 16 Mar. 2026 The two sides have addressed an array of subjects, but the thorniest one — as was the case during the 2023 strike — may be artificial intelligence. Gene Maddaus, Variety, 16 Mar. 2026 The film dives into thorny territory as Leticia develops a relationship with a man named Hank (Billy Bob Thornton) who, unbeknownst to her, was involved in the execution of her husband. Darren Franich, Entertainment Weekly, 15 Mar. 2026 See All Example Sentences for thorny

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of thorny was before the 12th century

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Cite this Entry

“Thorny.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thorny. Accessed 20 Mar. 2026.

Kids Definition

thorny

adjective
thornier; thorniest
1
: full of or covered with thorns
thorny rose bushes
2
: full of difficulties
a thorny problem
thorniness noun

More from Merriam-Webster on thorny

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