The story
- Proto-Indo-European*yeh₂-
- Proto-Indo-European*yéh₂los
- Ancient Greekζῆλος (zêlos)
- Latinzēlus
- Proto-Indo-European*h₃ed-
- Proto-Indo-European*h₃édosder.?
- Latinzēlōsus
- Middle Englishzelose
- English todayzealous
From Middle English zelose, from Latin zēlōsus, from zēlus + -ōsus, from Ancient Greek ζῆλος (zêlos, “zeal, jealousy”), from ζηλόω (zēlóō, “to emulate, to be jealous”). By surface analysis, zeal + -ous. Doublet of jealous.
Words from the same roots
Ancient Greekζῆλος all →
jealouszealzealousy
Etymology from Wiktionary, CC BY-SA 4.0.