problem
The Italian word 'problema' is used just like the English word 'problem'. You can use it to describe a difficult situation or a thing that is hard to understand or solve. It is usually used in the context of some sort of difficulty or issue that needs to be resolved.
I have a problem with my car.
This sentence is used when someone needs to express an issue with their car, and consequently, may need help or assistance.
The problem is bigger than I thought.
Here, the speaker indicates that a certain problem or situation is worse or more serious than originally estimated.
This is not a big problem.
The individual uses this expression to communicate that a given situation or problem is minor or not very significant.