Where does “Curcuma” come from?

Curcuma (Translingual) comes from Arabic كُرْكُم, from Sanskrit कुङ्कुम.

Ancestry of “Curcuma”, step by step

Step	Language	Word	Meaning
1	Arabic	كُرْكُم	turmeric; Curcuma
2	Sanskrit	कुङ्कुम	—

Curcuma — Etymology, Origin & Word History | Etymology Explorer