Difference between in Tally ERP 9

I think these are termed as alias in Tally. For example, for any account in Tally, we can have a name for the account as well as an alternate name called alias (probably for easy identification)

Both are same like others mentioned https://www.teachoo.com/725/228/Tally-Ledger-Groups-List-(Ledger-under-Which-Head-or-Group-in-Accounts/category/Ledger-Creation-and-Alteration/