Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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French hebdomadaire
English hebdomad (cognate)
Ancient Greek ἑβδομάς (mention)
Latin hebdomadarius (mention)
Latin hebdomas (mention)

English hebdomad (cognate)
French hebdomadairement (suffix)
French hebdo (clipping)
Romanian hebdomadar (borrowed)