Where does “आधारभूत” come from?

आधारभूत (Hindi) comes from Hindi आधार, from Sanskrit आधार, from Sanskrit धार, from Sanskrit धृ, from Proto-Indo-Iranian dʰar-, from Proto-Indo-European dʰer- — to support; to hold.

आधारभूत (Hindi): fundamental, rudimentary

Definitions

fundamental, rudimentary

Ancestry of “आधारभूत”, step by step

आधारभूत traces back through two separate lines of ancestry.

via Hindi आधार

Step	Language	Word	Meaning
1	Hindi	आधार	basis, foundation
2	Sanskrit	आधार	bottom; foundation, basis
3	Sanskrit	धार	—
4	Sanskrit	धृ	to hold
5	Proto-Indo-Iranian	dʰar-	to hold, carry; to bear, support
6	Proto-Indo-European	dʰer-	to support; to hold

via Hindi भूत

Step	Language	Word	Meaning
1	Hindi	भूत	ghost, spirit; an ugly man
2	Sanskrit	भूत	been
3	Proto-Indo-Iranian	bʰuHtás	become, been
4	Proto-Indo-European	bʰuH-tó-s	—
5	Proto-Indo-European	bʰuH-	to become, grow, appear

Every word from Proto-Indo-European dʰer- →Every word from Proto-Indo-Iranian dʰar- →Every word from Sanskrit धृ →