Where does “إعجام” come from?

إعجام (Arabic) comes from Arabic أَعْجَمَ.

إعجام (Arabic): verbal noun of أَعْجَمَ; speaking in the language...

Definitions

Step	Language	Word	Meaning
1	Arabic	أَعْجَمَ	—

إعجام — Etymology, Origin & Word History | Etymology Explorer