Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old English -ettan
Proto-Germanic *-atjaną (inherited)
Proto-Germanic *-itjaną (mention)
Proto-Germanic *-utjaną (mention)

English -t (inherited)
English -ize (cognate)
English waft (affix)
English fidget (derived)
Old English botettan (affix)
Old English cancettan (affix)
Old English sicettan (affix)
Old English efnettan (affix)
Old English lyffettan (affix)
French -oyer (cognate)