Where does “बिलकुल” come from?

बिलकुल (Hindi) comes from Arabic بِالْكُلّ.

बिलकुल (Hindi): quite, at all, wholly, absolutely, utterly

Definitions

Step	Language	Word	Meaning
1	Arabic	بِالْكُلّ	—

बिलकुल — Etymology, Origin & Word History | Etymology Explorer