From Wiktionary, the free dictionary
অওসত (oōśot), অওসৎ (oōśot)
Borrowed from Arabic أَوْسَط (ʔawsaṭ).
আওসত • (aōśot)
- Fief, intermediate ownership or right. In feudal system, an estate held on condition of providing revenue or tax under a landowner or Jamindar.