Russian рёдрый

← Old Church Slavonic рьдьръ (derived)

← Old Church Slavonic (mention)

← Old Church Slavonic рьдьръ (mention)

← Proto-Indo-European *h₁rewdʰ- (root)

← Old East Slavic ръдръ (cognate)

← Russian -ый (mention)

← Russian (mention)

← Proto-Slavic *rъdrъ (inherited)

→ Ancient Greek ἐρυθρός (cognate)