difficulty
Definitions
The state or quality of being hard to do, understand, or accomplish.
A thing that is hard to accomplish, deal with, or understand; a problem or obstacle.
A state of distress or need.
Examples
The students encountered great difficulty while solving the complex math problem.
Despite the difficulty of the climb, they reached the summit before sunset.
He had some difficulty adjusting to the new office environment at first.
Synonyms
challenge hardship struggle adversity complication obstacle predicament
Antonyms
ease simplicity facility effortlessness convenience smoothness advantage