Where does “शेष” come from?

शेष (Hindi) comes from Sanskrit शेष, from Proto-Indo-Aryan śayṣ- — to remain.

शेष (Hindi): residue, result; end, finish; remainder in...

Definitions

Step	Language	Word	Meaning
1	Sanskrit	शेष	that which is saved or spared or allowed to...
2	Proto-Indo-Aryan	śayṣ-	to remain