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.
Several lawsuits are in process to challenge the legality of altering the landmark’s name.
From Salon
Any party serious about governing must recognize the economic challenge before us is twofold.
If the case wasn’t dismissed, the landlord was prepared to take further action to challenge the legality of the drones looking into people’s properties from the sky, DeGuzman said.
It is a challenge that even two well known fictional physicists could not solve on television.
From Science Daily
Tracking enough of these constantly moving fish posed a challenge.
From Science Daily
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.