Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin placidus
Latin placeō (suffix)
Latin idus (suffix)
Latin plācātus (mention)

English placid (mention)
Catalan plàcid (derived)
Spanish plácido (derived)
Italian placido (derived)
Latin placatus (mention)
Latin Placidus (mention)
Portuguese plácido (derived)