Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ligurian luxî
Proto-Indo-European *lewk- (root)
Proto-Indo-European (derived)
Proto-Indo-European *lewk- (mention)
Proto-Italic *loukeō (derived)
Latin lūcēre (inherited)
Latin lūceō (mention)

Ligurian lûxe (link)