Noun:

দলিলগুচ্ছ,

dossier's Usage Examples:

The Steele dossier, also known as the Trump–Russia dossier, is a political opposition research report written from June to December 2016 containing allegations.

It has published a number of high-profile scoops, including the Steele dossier, for which it was heavily criticized, and the FinCEN Files.

Steele authored a dossier using anonymous sources that claims Russia collected a file of compromising.

The existence of an official "China dossier" (detailing the supposed sexual and criminal exploits of Wallis in China).

The Akkari-Laban dossier (Arabic: ملف عكّاري لبن‎) is a 43-page document which was created by a group of Danish Muslim clerics from multiple organizations.

Synonyms:

written record; written account;