Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Lithuanian su
Proto-Balto-Slavic *śun (inherited)
Proto-Indo-European *ḱóm (inherited)
Proto-Indo-European *sem- (inherited)
Proto-Slavic *sъ(n) (cognate)

Lithuanian suprasti (prefix)
Lithuanian sutrukdyti (prefix)
Lithuanian sugluminti (prefix)
Lithuanian suvalgyti (prefix)
Lithuanian sutarimas (prefix)
Lithuanian sutarti (prefix)
Lithuanian sunaudotojas (prefix)
Lithuanian sulaukti (prefix)
Lithuanian susiūti (prefix)
Lithuanian subręsti (prefix)