Where does “-arz” come from?

-arz (Old Polish) comes from Proto-Slavic -ařь, from Gothic -𐌰𐍂𐌴𐌹𐍃, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios.

Ancestry of “-arz”, step by step

Step	Language	Word	Meaning
1	Proto-Slavic	-ařь	-er
2	Gothic	-𐌰𐍂𐌴𐌹𐍃	-er
3	Proto-Germanic	-ārijaz	-er
4	Latin	-ārius	—
5	Proto-Italic	*-āzios	—

-arz — Etymology, Origin & Word History | Etymology Explorer