Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Church Slavonic седмь
← Proto-Indo-European *septḿ̥ (derived)
← Proto-Slavic *sedmь (inherited)

→ Latin septem (mention)
→ Lithuanian septyni (cognate)
→ Latvian septiņi (cognate)
→ Sanskrit सप्तन् (cognate)
→ Telugu సప్తము (cognate)