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 λῦμα
Ancient Greek *lew- (affix)
Ancient Greek -μᾰ (affix)

English pollution (cognate)
Ancient Greek λύθρον (mention)
Latin lues (mention)
Latin lutum (cognate)
Latin polluo (mention)
Albanian lym (cognate)
Albanian lumë (cognate)