Problem-Trouble | Commonly Confused Words

Problem

/ˈprɒbləm/

A situation that causes difficulty or requires a solution.

Finally Mr Micawber's problems reached a crisis.Say there's a problem.You must help me with my problem.

/ˈtrʌb(ə)l/

Difficulty or problems causing stress or worry.

She troubled what to say, but finally observed:And then she began to tell me about all her troubles.Something is troubling him.

Problem often refers to a situation or issue that needs a solution, like a math problem.
Trouble can refer to a general difficulty or distress, often more personal and emotional.
Think of problem as something you solve, while trouble is something you experience or endure.
Problem is often used in more formal or structured contexts, whereas trouble is used in informal contexts.
If in doubt, remember that problems are usually more specific and tangible, while troubles are more intangible and broad.