“Challenges” refer to difficulties or obstacles that one must face and overcome. Some synonyms for “challenges” are “obstacles”, “hurdles”, and “difficulties”.
“Obstacles” are things that stand in the way or block progress. For example, “The construction project faced many obstacles, such as bad weather and lack of funds.” Here, “obstacles” emphasizes the things that are preventing the project from moving forward.
“Hurdles” are similar to obstacles but often imply a more specific or physical barrier. “The athlete had to jump over several hurdles during the race.” This shows that “hurdles” are specific challenges that need to be overcome in a particular context.
“Difficulties” refer to hard or troublesome situations. “She had difficulties learning a new language.” Here, “difficulties” emphasizes the struggle or hardship involved in the learning process.
These synonyms can be used to add variety and precision to your language when describing challenges.