Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin caco
Middle Armenian քաք (cognate)
English cack (cognate)
Ancient Greek κακκάω (cognate)
Proto-Indo-European *kakka- (mention)
Russian ка́кать (cognate)
Old Irish cacc (cognate)

English cack (cognate)
German kacken (borrowed)
French caguer (derived)
Middle French chyer (derived)
Latin concaco (affix)