This is the 3113th most frequent Dutch word.
doorgronden
To thoroughly understand or comprehend.
Here, 'doorgronden' is used in the context of deeply understanding or grasping a complex idea or subject.
Het is moeilijk om deze complexe theorie volledig te doorgronden.
It is difficult to fully comprehend this complex theory.
In this sentence, 'doorgronden' refers to acquiring an in-depth understanding over time.
We hebben jaren nodig gehad om de werking van dit systeem te doorgronden.
We needed years to understand the workings of this system.
This usage represents the aspiration to deeply understand abstract concepts such as human emotions.