Where does “सौचिक” come from?

सौचिक (Sanskrit) comes from Sanskrit -क, from Proto-Indo-Aryan *-kas.

सौचिक (Sanskrit): tailor

Definitions

Step	Language	Word	Meaning
1	Sanskrit	-क	doer, maker
2	Proto-Indo-Aryan	*-kas	—

सौचिक — Etymology, Origin & Word History | Etymology Explorer