This is the 3686th most frequent Dutch word.
sindsdien
"Since then."
"Sindsdien" refers to the time point since a specific past event, indicating a change in behavior initiated at that moment.
Ik ben sindsdien begonnen met dagelijks sporten.
Since then, I have started exercising daily.
"Sindsdien" here denotes the occurrence of no further interaction following a past event or time point.
Hij heeft nooit meer contact gehad met haar sindsdien.
He has never had contact with her since then.
The word "sindsdien" here indicates the starting point of an improvement that has occurred after a particular event or time.