Old Church Slavonic вѣтвь
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Ancient Greek ἴτῠς (cognate)
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Proto-Indo-European *weh₁y- (root)
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Proto-Indo-European *weh₁y- (inherited)
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Old East Slavic вѣтвь (cognate)
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Old Prussian witwan (cognate)
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Russian ветвь (cognate)
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Proto-Slavic *větvь (inherited)