Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Latin tēcum

→ Emilian têg (inherited)
→ Spanish contigo (mention)
→ Galician contigo (mention)
→ Italian teco (inherited)
→ Latin vobiscum (mention)
→ Portuguese contigo (mention)
→ Portuguese domisteco (mention)