This is the 656th most frequent Dutch word.
behandeling
Treatment or handling.
Here, 'behandeling' is used in a medical context to mean 'treatment'.
De patiënt ontving een effectieve behandeling in het ziekenhuis.
The patient received an effective treatment in the hospital.
In this sentence, 'behandeling' refers to the detailed examination or discussion of a subject.
De docent gaf een grondige behandeling van het onderwerp tijdens de les.
The teacher gave a thorough treatment of the topic during the lesson.
'Behandeling' in this context is about the manner in which people are treated or dealt with.