Russian дума

← German -tum (cognate)

← English -dom (cognate)

← English doom (mention)

← Proto-Germanic *dōmaz (derived)

← Gothic 𐌳𐍉𐌼𐍃 (derived)

← Gothic 𐌳𐍉𐌼𐌾𐌰𐌽 (mention)

← Gothic 𐌳𐍉𐌼 (mention)

← Proto-Slavic *duma (inherited)