Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek κρότος
Proto-Germanic *hradjaną (cognate)
Old High German redan (cognate)
Ancient Greek κροτέω (mention)
Proto-Indo-European *kret- (inherited)
Lithuanian krė̃sti (cognate)
Proto-Slavic *krotiti (cognate)

English polycrotic (mention)
English dicrotic (affix)
English dicrotism (derived)
English monocrotism (derived)
English acrotism (mention)
Greek έκκροτος (mention)
Greek κρότος (inherited)
Ancient Greek κρόταφος (mention)
Ancient Greek δίκροτος (affix)