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.
And he ruthlessly stamped out internal challenges to his rule, including several waves of countrywide unrest.
From Los Angeles Times
This situation remains fluid and developing, with legal challenges and international reactions continuing to evolve.
From Salon
Sir Alex Ferguson was the guest of honour as Hearts saw off the challenge of Aberdeen and moved seven points clear at the top of the Scottish Premiership with nine games to play.
From BBC
Mountain rescue teams accompanied by the coastguard helicopter and a search and rescue dog team were involved in searches for the 42-year-old in challenging conditions.
From BBC
Together, these findings challenge long standing assumptions about iron sources in the Southern Ocean as the planet warms.
From Science Daily
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.