Where does “луғат” come from?

луғат (Uzbek) comes from Classical Persian لُغَت, from Arabic لُغَة — language.

луғат (Uzbek): dictionary

Definitions

Step	Language	Word	Meaning
1	Classical Persian	لُغَت	—
2	Arabic	لُغَة	language

луғат — Etymology, Origin & Word History | Etymology Explorer