Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English kithe
Old English cȳþan (derived)
Middle English kiþen (inherited)
Middle English kuthen (mention)
Middle English kithen (mention)
Proto-Germanic *kunþijaną (derived)
Proto-West Germanic *kunþijan (derived)
Proto-Indo-European *ǵneh₃- (root)

English unked (mention)
German künden (cognate)
Icelandic kynna (cognate)