Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Lithuanian septyni
Old Church Slavonic седмь (cognate)
Ancient Greek ἑπτά (cognate)
Proto-Balto-Slavic *septin (inherited)
Proto-Indo-European *septḿ̥ (inherited)
Latin septem (cognate)
Latvian septiņi (cognate)
Sanskrit सप्तन् (cognate)

Latgalian septeni (cognate)
Sanskrit सप्तन् (cognate)