challenge
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 tensions present a diplomatic challenge for the U.S. and threaten to expand conflicts in a region already battered by two years of war between Israel and Iran and its allied militias.
In an interview, Bonham acknowledged the challenges — particularly those that affect people’s livelihoods — have worn him down.
From Los Angeles Times
Proponents say the challenge is an enriching experience, allowing parkgoers to sample global cultures and flavors.
U.S. and European cultures generally place a higher value on egalitarianism and direct communication, so their employees may be more willing to challenge leaders’ assumptions about AI effectiveness.
From Barron's
Mid and West Wales Fire and Rescue Service said: "The extrication was especially challenging with fuel lines running throughout the aircraft's chassis and aviation fuel stored in its wings."
From BBC
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.