Where does “పరిశ్రమ” come from?

పరిశ్రమ (Telugu) comes from Telugu పరి, from Sanskrit परि, from Proto-Indo-Aryan pári, from Proto-Indo-Iranian pári, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

పరిశ్రమ (Telugu): industry, assiduity, thorough acquaintance

Definitions

industry, assiduity, thorough acquaintance

Ancestry of “పరిశ్రమ”, step by step

పరిశ్రమ traces back through two separate lines of ancestry.

via Telugu పరి

Step	Language	Word	Meaning
1	Telugu	పరి	An army; Around; full, fully, greatly, completely
2	Sanskrit	परि	around, round; about; against, towards
3	Proto-Indo-Aryan	pári	—
4	Proto-Indo-Iranian	pári	—
5	Proto-Indo-European	per-	before, in front; first; to go through
6	Proto-Indo-European	pr̥tós	passed , crossed

via Telugu శ్రమ

Step	Language	Word	Meaning
1	Telugu	శ్రమ	Labour, toil, trouble, distress, hardship,...
2	Sanskrit	श्रम	fatigue, weariness, exhaustion; exertion, labour,...
3	Sanskrit	श्रम्	class 4; to be or become weary or tired, be tired...
4	Proto-Indo-European	ḱremh₂-	—

Every word from Proto-Indo-European pr̥tós →Every word from Proto-Indo-European per- →Every word from Proto-Indo-Iranian pári →