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.
They also must contend with weight restrictions on the lawn, which will make it challenging to set up the ring and seat a thousand people.
There’s an aversion in Hollywood’s animation to engage with challenging subject matter or to consider that adult viewers can also find enjoyment in animated projects catered to them.
From Los Angeles Times
That might be optimistic: Improving margins can be challenging when more new jets are being built.
From Barron's
Isla said she wore the brace every day to try to prevent the need for surgery, despite it being challenging and painful to wear.
From BBC
Traditional approaches depend on maintaining physical phage samples and using specialized host bacteria, which can be especially challenging when working with viruses that infect dangerous human pathogens.
From Science Daily
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.