This is the 6952nd most frequent Dutch word.
afscheidnemende
"Parting" or "taking leave."
Here, 'afscheidnemende' is used as an adjective modifying 'medewerker', which describes someone who is leaving or saying goodbye.
De afscheidnemende medewerker sprak tot zijn collega's.
The departing employee spoke to his colleagues.
In this sentence, 'afscheidnemende' is used as an adjective to describe 'trein', implying the train is departing or leaving.
De afscheidnemende trein verdween langzaam uit zicht.
The departing train slowly disappeared out of sight.
'Afscheidnemende' here describes 'reizigers', referring to the travelers who are in the act of leaving or saying goodbye.