difficult is an adjective used to describe something that is hard to do, understand, or deal with. In this context, it can be used to discuss people, tasks, or situations. It is an intensifier for conditions that require great effort, knowledge, or skill. The rules for this usage are simple — difficult is an adjective used to add emphasis and provide detail to something or someone.
1. He had a very difficult time completing the project.
2. This game is quite difficult even for experienced players.
3. We had a difficult conversation about our future.
When using it as an adjective, remember to include a noun afterward for clarity. Additionally, it is important to note that difficult is commonly used with modifiers such as 'very' and 'extremely' to further emphasize the degree of difficulty.