Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese servo
Proto-Indo-European *ser-wo- (derived)
Latin servus (inherited)
Portuguese servir (link)
Portuguese serviço (link)
Portuguese serviçal (link)
Portuguese servente (link)
Portuguese criado (link)
Portuguese escravo (link)

Sicilian serbu (cognate)