Where does “estray” come from?

estray (Anglo-Norman) comes from Old French estraier, from Latin extravagari, from Latin vagari, from Latin vagus, from Proto-Italic wagos, from Proto-Indo-European Hwogos.

Ancestry of “estray”, step by step

Step	Language	Word	Meaning
1	Old French	estraier	to wander; to roam
2	Latin	extravagari	to wander beyond
3	Latin	vagari	present active infinitive of vagor; to wander,...
4	Latin	vagus	wandering, rambling, strolling; uncertain, vague
5	Proto-Italic	wagos	—
6	Proto-Indo-European	Hwogos	—

Words derived from “estray”

stray
straying
strayer
strayeth
straylight
strayest
strayling
unstraying
strey
stray
nonstray

Every word from Proto-Indo-European Hwogos →Every word from Proto-Italic wagos →Every word from Latin vagus →