

Climbing the mountain was a big challenge.
A difficult task or problem that requires effort to overcome.
Studying for the exam was a real challenge.
Learning a new language can be a challenge.
Finding a job in this economy is a challenge.
face a challenge
meet a challenge
overcome a challenge
difficulty
obstacle
test
The challenge was exciting for everyone.
An invitation to compete or prove oneself in an activity.
She accepted the challenge with enthusiasm.
His challenge pushed me to do my best.
They issued a challenge to the other team.
friendly challenge
personal challenge
challenge accepted
test
contest
trial
They plan to challenge the decision in court.
To dispute or contest something, often in a formal way.
She decided to challenge the rules of the game.
He will challenge her opinion during the meeting.
The lawyer plans to challenge the evidence presented.
challenge a decision
challenge an idea
challenge the status quo
contest
dispute
oppose