Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English ninth
Old English niġoþa (inherited)
English nine (mention)
Middle English nynthe (inherited)
Middle English nynte (mention)
Proto-Germanic *newundô (inherited)

English ninthly (suffix)
Cimbrian nòinte (cognate)
Pennsylvania German neint (cognate)