Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English oceanic
English ocean (suffix)
English ic (suffix)
English oceany (doublet)

English transoceanic (prefix)
English interoceanic (prefix)
English suboceanic (prefix)
English nonoceanic (prefix)
English oceany (doublet)
English oceanically (suffix)
English midoceanic (prefix)
English panoceanic (prefix)
English hyperoceanic (prefix)
English amphioceanic (prefix)
English unoceanic (prefix)
Portuguese oceânico (link)