Where does “gelousie” come from?

gelousie (Middle English) comes from Anglo-Norman gelusie, from Old French gelus, from Latin zēlōsus, from Latin zēlus, from Ancient Greek Ζῆλος, from Proto-Indo-European yeh₂- — to go; to go in, enter; to ride, to travel.

gelousie (Middle English): jealousy

Definitions

jealousy

Ancestry of “gelousie”, step by step

Step	Language	Word	Meaning
1	Anglo-Norman	gelusie	jealousy; envy; hatred; dislike; animosity
2	Old French	gelus	eager; zealous; jealous
3	Latin	zēlōsus	jealous
4	Latin	zēlus	zeal, emulation
5	Ancient Greek	Ζῆλος	Zelus
6	Proto-Indo-European	yeh₂-	to go; to go in, enter; to ride, to travel

Every word from Proto-Indo-European yeh₂- →Every word from Ancient Greek Ζῆλος →Every word from Latin zēlus →