This is the 120th most frequent Swedish word.
problem
A matter or situation regarded as unwelcome or harmful and needing to be dealt with.
Here, 'problem' is used as a noun to identify an issue or obstacle.
Det största problemet är bristen på motivation.
The biggest problem is the lack of motivation.
In this sentence, 'problem' functions as a direct object noun referring to a challenge to address.
Vi måste lösa detta problem tillsammans.
We need to solve this problem together.
'Problem' is part of the phrase 'delen av problemet' here, illustrating its use in expressions and its role as a subject complement.