Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English credulity
English credulous (suffix)
English ity (suffix)
Middle English credulite (inherited)
French crédulité (mention)
Old French credulité (derived)
Proto-Indo-European *ḱerd- (root)
Latin crēdulitās (derived)

English miscredulity (prefix)
English overcredulity (prefix)
English omnicredulity (prefix)