Yes, the word Persian is a proper noun, a word for the language or a person of Persia. The word Persian is also a proper adjective to describe a noun as of Persia (Persian carpet, Persian history).
The Persian word for thank you is "ممنون" (pronounced mamnoon).
The word "chess " derives from the Persian word shah, or king.
its not Persian, its Armenian for "little"
Persian can be a noun, and it can be an adjective.
The Persian word for "thieves" is "darakhtzadeh" (دزد).
The word scarlet is Persian
wool
Bazar
art
It is shab.
According to the Related Link, it is from Persian, then Italian: ; bazaar : 1588, from It. bazarra, from Pers. bazar (Pahlavi vacar) "a market."