Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English modicum
English modica (mention)
Middle English modicum (inherited)
Proto-Indo-European *med- (root)
Proto-Indo-European *med- (derived)
Latin modicum (borrowed)
Latin modicus (mention)
Latin -cum (mention)
Latin modus (mention)
Latin -icus (mention)
Latin modica (derived)

English -um (link)