Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English pertain
Middle English pertenen (inherited)
French appartenir (cognate)
Old French partenir (derived)
Proto-Indo-European *ten- (root)
Latin pertineo (derived)

English appertain (mention)
English pertainym (suffix)
English pertaineth (suffix)
English pertainment (suffix)
English pertainest (suffix)