challenging

adjective

chal·​leng·​ing ˈcha-lən-jiŋ How to pronounce challenging (audio)
Synonyms of challengingnext
1
: arousing competitive interest, thought, or action
a challenging course of study
a challenging job
2
: invitingly provocative : fascinating
a challenging personality
challenging questions
challengingly adverb

Examples of challenging in a Sentence

I find the job challenging and fun. Teaching is challenging but rewarding work. It's a challenging book that requires careful reading. The slope was challenging for even the most experienced climbers.
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.
The casting was maybe the most challenging part and also one of the most beautiful parts, and probably the most eye-opening. Georg Szalai, HollywoodReporter, 16 May 2026 The Westfjords may be the most atmospheric viewing region of all, but also the most challenging. David Nikel, Forbes.com, 16 May 2026 There have been some challenging episodes along the way. George Caulkin, New York Times, 16 May 2026 Dylan's older brother, Ashten, has since established a GoFundMe to help support Dylan and his family pay their rent during this challenging time, noting that Dylan has lost out on work and income during his recovery. Toria Sheffield, PEOPLE, 16 May 2026 See All Example Sentences for challenging

Word History

Etymology

see challenge entry 1

First Known Use

1841, in the meaning defined at sense 1

Time Traveler
The first known use of challenging was in 1841

Browse Nearby Words

Cite this Entry

“Challenging.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/challenging. Accessed 20 May. 2026.

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