- 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.
Coastal cliffs are particularly challenging to study, they explained.
From Los Angeles Times ● Jul. 14, 2026
Greater Manchester Fire and Rescue Service senior fire chief Ben Levy warned crews faced "a very challenging and gruelling day ahead" as high temperatures, strong winds and dry conditions continued to fuel the fire.
From BBC ● Jul. 14, 2026
“That makes it a particularly challenging moment for us.”
From The Wall Street Journal ● Jul. 13, 2026
The study points to an unexpected role for early sensory brain regions in decision making, challenging the long accepted view that decisions emerge only after information moves through a strict hierarchy of brain regions.
From Science Daily ● Jul. 13, 2026
Maybe if I’d trained more, spent longer hours practicing in the gym, mastered more challenging skills—like the Amanar—I might be feeling less scared.
From "Courage to Soar" by Simone Biles
Vocabulary lists containing challenging
Academic Vocabulary Toolkit 1, Words 11-20
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Towers Falling
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Persuasive and Assertive Tones
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