This is the 2885th most frequent Dutch word.
aanstaande
"Upcoming" or "soon-to-be."
Here, 'aanstaande' means 'upcoming', referring to an event that is scheduled to happen.
De aanstaande vergadering begint om drie uur.
The upcoming meeting begins at three o'clock.
In this sentence, 'aanstaande' means 'soon-to-be' and is used in reference to someone who is engaged to be married.
Zijn aanstaande vrouw is vriendelijk en attent.
His fiancée is kind and considerate.
Here, 'aanstaande' refers to someone who is soon to become something—in this case, a father, indicating anticipation of a future role.