challenge
noun
a call or summons to engage in any contest, as of skill, strength, etc.
has been challenging
-
present perfect progressiveof challenge (3rd person singular).present perfect progressive
Used to describe an action that began in the past, has continued continuously, and is still in progress.
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.
For some legacy media companies, the pivot to streaming has been challenging.
From MarketWatch ● Sep. 8, 2026
The road to recovery has been challenging for the life-long Derry City supporter.
From BBC ● Aug. 22, 2026
"It has been challenging to document these footprints from the ground because of the size of the trackway," Dr. Murphey said.
From Science Daily ● Aug. 11, 2026
But it has been challenging to get the financing.
From Los Angeles Times ● Jul. 3, 2026
“Accommodating the changing needs and preferences of employees in a high-turnover industry is a complex optimization problem that has been challenging, even for sophisticated software to solve,” said Williams Woolley.
From The Wall Street Journal ● Jun. 10, 2026
