Where does “zázvorový” come from?

zázvorový (Czech) comes from Czech zázvor, from Italian zenzero, from Late Latin gingiber, from Latin zingiberī, from Ancient Greek ζιγγίβερις, from Sauraseni Prakrit 𑀲𑀺𑀁𑀕𑀺𑀯𑁂𑀭, from Old Tamil 𑀇𑀜𑁆𑀘𑀺𑀯𑁂𑀭𑁆, from Old Tamil 𑀯𑁂𑀭𑁆 — root.

zázvorový (Czech): ginger

Definitions

ginger

Ancestry of “zázvorový”, step by step

Step	Language	Word	Meaning
1	Czech	zázvor	ginger
2	Italian	zenzero	ginger
3	Late Latin	gingiber	—
4	Latin	zingiberī	ginger
5	Ancient Greek	ζιγγίβερις	ginger
6	Sauraseni Prakrit	𑀲𑀺𑀁𑀕𑀺𑀯𑁂𑀭	ginger
7	Old Tamil	𑀇𑀜𑁆𑀘𑀺𑀯𑁂𑀭𑁆	ginger root
8	Old Tamil	𑀯𑁂𑀭𑁆	root
9	Proto-Dravidian	*wēr	root

Every word from Proto-Dravidian *wēr →Every word from Old Tamil 𑀯𑁂𑀭𑁆 →Every word from Old Tamil 𑀇𑀜𑁆𑀘𑀺𑀯𑁂𑀭𑁆 →