Where does “-ləş” come from?

-ləş (Azerbaijani) comes from Azerbaijani -lə, from Azerbaijani ilə, from Proto-Uralic elä- — to live.

Ancestry of “-ləş”, step by step

Step	Language	Word	Meaning
1	Azerbaijani	-lə	Suffix appended to nouns to derive verbs with...
2	Azerbaijani	ilə	with
3	Proto-Uralic	elä-	to live