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 πολῠ́ς

English polyglot (mention)
Bulgarian полилей (compound)
Ancient Greek πολύτροπος (affix)
Ancient Greek Πολύμνια (compound)
Ancient Greek πολυβόειος (affix)
Ancient Greek πολύφλοισβος (affix)
Latin polysigma (borrowed)
Latin polyadenus (derived)