Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese calo
English callus (link)
English callus (link)
Proto-Indo-European *kal (derived)
Latin callum (mention)
Portuguese pisar no calo de alguém (link)
Portuguese ter calo no coração (link)

Portuguese calão (suffix)