The story
- Proto-Indo-European*spey-
- Proto-Italic*speinā
- Latinspīna
- Proto-Indo-European*h₃ed-
- Proto-Indo-European*h₃édosder.?
- Latinspinōsus
- English todayspinose
Borrowed from Latin spinōsus.
Words from the same roots
Latinspinōsus all →
spinous
Etymology from Wiktionary, CC BY-SA 4.0.