Where does “radis” come from?

radis (French) comes from Italian radice, from Latin rādīx, from Proto-Italic wrādīks, from Proto-Indo-European wréh₂ds — root.

radis (French): radish

Definitions

Step	Language	Word	Meaning
1	Italian	radice	A root; A cause, source
2	Latin	rādīx	—
3	Proto-Italic	wrādīks	—
4	Proto-Indo-European	wréh₂ds	root

radis — Etymology, Origin & Word History | Etymology Explorer