Where does “कुत्रो” come from?

कुत्रो (Konkani) comes from Sanskrit कुक्कुर — a dog; a base man, lowly man.

कुत्रो (Konkani): dog

Definitions

Step	Language	Word	Meaning
1	Sanskrit	कुक्कुर	a dog; a base man, lowly man

कुत्रो — Etymology, Origin & Word History | Etymology Explorer