Russian нахмурить

← Old Church Slavonic мракъ (borrowed)

← Proto-Indo-European *merg- (derived)

← Russian на (prefix)

← Russian хму́рить (prefix)

← Russian хму́ро (mention)

← Russian хму́рый (mention)

← Russian нашму́рить (cognate)

← Russian мрак (cognate)

← Proto-Slavic *morkъ (inherited)