The story
- Proto-Indo-European*wréh₂ds
- Proto-Italic*wrādīks
- Latinrādīc-
- Latinradicula
- English todayradicule
Learned borrowing from Latin radicula. Doublet of radicula, radicle, and radicel.
Words from the same roots
Latinradicula all →
radicleradicula
Etymology from Wiktionary, CC BY-SA 4.0.