Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese -ito
Portuguese -eto (doublet)

Portuguese solito (affix)
Portuguese -ete (doublet)
Portuguese meteorito (affix)
Portuguese -eta (doublet)
Portuguese -eto (doublet)
Portuguese cabrito (mention)
Portuguese manguito (affix)
Portuguese -ão (link)
Portuguese dacito (affix)
Portuguese galrito (affix)