problem applies to a question or difficulty calling for a solution or causing concern.

PROBLEM definition: 1. a situation, person, or thing that needs attention and needs to be dealt with or solved: 2. a…. Learn more.

1. Difficult to deal with or control: a problem child. 2. Dealing with a moral or social problem: a problem play.

There are nine meanings listed in OED's entry for the noun problem, three of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Problem definition: A question to be considered, solved, or answered.

any question or matter involving doubt or difficulty: has financial and emotional problems. a statement requiring a solution, usually by means of mathematical operations: simple problems in addition. …

5 days ago · You made your best honest effort; if they judge you harshly, that’s their problem, not yours.