Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese -ivo
Latin -īvus (borrowed)
Portuguese -io (doublet)

Portuguese -io (doublet)
Portuguese recursivo (affix)
Portuguese preventivo (affix)
Portuguese dispositivo (affix)
Portuguese decorativo (affix)
Portuguese conclusivo (affix)
Portuguese quantitativo (affix)
Portuguese distintivo (affix)
Portuguese criativo (mention)
Portuguese ofensivo (affix)
Portuguese alativo (mention)
Portuguese paliativo (affix)
Portuguese altivo (affix)
Portuguese apreciativo (affix)
Portuguese modificativo (affix)
Portuguese agregativo (affix)
Portuguese perceptivo (affix)
Portuguese alocativo (affix)
Portuguese argumentativo (affix)
Portuguese declinativo (affix)
Portuguese depreciativo (affix)