This is the 1915th most frequent German word.
angeblichen
"Angeblichen" means "alleged" or "supposed."
In this sentence, 'angeblich' is used as an adjective to describe the thief, suggesting that he is suspected of theft but there is no proven evidence yet.
Der angebliche Dieb wurde verhaftet.
The alleged thief was arrested.
Here, 'angeblich' introduces doubt about the existence or accuracy of the mistake.
Sie sprach von einem angeblichen Fehler in der Berechnung.
She spoke of an alleged mistake in the calculation.
The word 'angeblich' implies that the perks were considered true or valid by some, but lacked evidence and were ultimately disproven.