Where does “Rambha” come from?

Rambha (English) comes from Sanskrit रम्भा — the plantain; a cotton string round the loins.

Ancestry of “Rambha”, step by step

Step	Language	Word	Meaning
1	Sanskrit	रम्भा	the plantain; a cotton string round the loins

Rambha — Etymology, Origin & Word History | Etymology Explorer