This is the 11157th most frequent German word.
seilern
The German word "seilern" does not exist in standard German. Did you mean "seilen" (to rope or descend with a rope)?
'seilern' here means to spin or twist materials to form a rope or thread.
Der Handwerker ist bekannt für seine Fähigkeit, festes Material zu seilern.
The craftsman is known for his ability to spin strong material.
This usage of 'seilern' signifies the act of spinning or forming cordage over time as a skill.
In der alten Werkstatt konnte man Schüler beobachten, wie sie lernten, mit Geschick zu seilern.
In the old workshop, one could watch students learning to adeptly spin cords.
Here, 'seilern' implies the technical and skilled process of creating ropes or threads.