Where does “angerjas” come from?

angerjas (Estonian) comes from Proto-Balto-Slavic angurjas, from Proto-Indo-European *h₂engʷʰuryos, from Proto-Indo-European h₂éngʷʰis — snake.

angerjas (Estonian): eel

Definitions

Step	Language	Word	Meaning
1	Proto-Balto-Slavic	angurjas	—
2	Proto-Indo-European	*h₂engʷʰuryos	—
3	Proto-Indo-European	h₂éngʷʰis	snake

angerjas — Etymology, Origin & Word History | Etymology Explorer