Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Portuguese -íssimo
Latin -issimus (borrowed)

Italian -issimo (cognate)
Portuguese altíssimo (affix)
Portuguese duríssimo (affix)
Portuguese meritíssimo (link)
Portuguese santíssimo (affix)
Portuguese cuidadosíssimo (affix)
Portuguese riquíssimo (affix)
Portuguese gravíssimo (affix)
Portuguese caríssimo (affix)
Portuguese tristíssimo (affix)
Portuguese sereníssimo (affix)
Portuguese amplíssimo (affix)
Portuguese ilustríssimo (affix)
Portuguese puríssimo (affix)
Portuguese vastíssimo (affix)
Portuguese suavíssimo (affix)
Portuguese importantíssimo (affix)
Portuguese mesmíssimo (affix)
Portuguese profundíssimo (affix)
Portuguese raríssimo (affix)