- present participle of challenge.
challenging
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“The challenging thing is he’s sort of a conduit to her.”
From Los Angeles Times ● Oct. 20, 2026
DeepSeek, one of China's top AI labs, shook up the industry in January 2025 with a low-cost, high-performance chatbot, challenging assumptions of US dominance.
From Barron's ● Oct. 20, 2026
Mather said despite the "unique risk and a challenging site", the project was completed ahead of schedule and below forecast costs.
From BBC ● Oct. 19, 2026
A preservation group’s lawsuit challenging President Trump’s plans to overhaul the East Potomac Golf Links recently boiled over when the administration cut down more than 400 trees on short notice.
From The Wall Street Journal ● Oct. 19, 2026
Ona Judge escaped her bondage, bravely challenging America’s most powerful man.
From "In the Shadow of Liberty" by Kenneth C. Davis
Vocabulary lists containing challenging
Academic Vocabulary Toolkit 1, Words 11-20
Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!
Towers Falling
Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!
Persuasive and Assertive Tones
Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!
Random Word
Spin the wheel and learn a new word!
Get a word