problem (EN)
Substantiv, Adjektiv

Substantiv “problem”

sg. problem, pl. problems
  1. Problem
    Solving the math problem took her the entire afternoon.
  2. Aufgabe
    For homework, the teacher assigned ten math problems to practice our multiplication skills.
  3. Problem (mit der Ablehnung von etwas)
    If he can't see your point of view, that's his problem, not yours.

Adjektiv “problem”

problem, non-gradable
  1. schwierig (bei einer Person oder einem Tier)
    The problem horse refused to follow any of the trainer's commands.