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 ἠχέω
Ancient Greek ἠχή (mention)

English catechism (mention)
English catechize (mention)
Greek ηχώ (mention)
Finnish katekismus (mention)
Ancient Greek κατηχέω (affix)
Latin catechismus (mention)
Polish katechizm (mention)