Ancient Greek Ἔρεβος

← Proto-Indo-European *h₁régʷos (inherited)

← Old Norse røkkr (cognate)

← Sanskrit रजस् (cognate)

← Old Armenian երեկ (cognate)

→ English Erebus (mention)

→ Catalan Èreb (derived)

→ Greek ερεβώδης (mention)

→ Esperanto Erebo (derived)

→ Spanish Érebo (borrowed)

→ Ancient Greek ἐρεμνός (affix)

→ Italian Erebo (mention)

→ Japanese エレボス (learned borrowing)

→ Old Norse røkkr (cognate)

→ Sanskrit रजस् (cognate)