Russian дуб

← Proto-Indo-European *dʰanw- (inherited)

← Proto-Slavic *dǫbъ (inherited)

→ English dubok (mention)

→ Latvian ozols (cognate)

→ Polish Dubna (mention)

→ Romanian Dubovca (affix)

→ Russian дубина (affix)

→ Russian дубок (affix)

→ Russian дубовый (affix)

→ Russian Дубна (mention)

→ Russian падуб (affix)

→ Russian дубить (affix)