This is the 6864th most frequent Dutch word.
aantreden
"To step up, take office, or assemble."
The word 'aantreden' is used to describe someone assuming a position or starting a formal role.
De nieuwe directeur zal volgende maand aantreden.
The new director will take office next month.
Here, 'aantreden' is used in the sense of assembling or gathering for a planned formal activity.
De soldaten moesten 's ochtends vroeg aantreden voor de inspectie.
The soldiers had to assemble early in the morning for inspection.
In this context, 'aantreden' means stepping forward to partake or confront in a competition or challenge.