Crux and Difficulty

Crux noun - The central part or aspect of something under consideration.

Difficulty and crux are semantically related In some cases you can use "Difficulty" instead a noun "Crux".

Difficulty noun - Something that is a cause for suffering or special effort especially in the attainment of a goal.

Crux and difficulty are semantically related in problem topic. Sometimes you can use "Crux" instead a noun "Difficulty".

Nearby Word: difficult