Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Sanskrit रोचते
Avestan 𐬭𐬀𐬊𐬗𐬀𐬥𐬙- (cognate)
Avestan 𐬭𐬀𐬊𐬗𐬀𐬵 (mention)
Old English lēoht (cognate)
English light (cognate)
Ancient Greek λευκός (cognate)
Proto-Indo-Iranian *ráwčatay (inherited)
Proto-Indo-Aryan *ráwćatay (inherited)
Proto-Indo-European *lewk- (inherited)
Latin lūx (cognate)

English lux (cognate)
Ancient Greek λευκός (cognate)
Ancient Greek λύγξ (cognate)
Northern Kurdish roj (cognate)
Latin lux (cognate)
Middle Persian lwc (cognate)
Middle Persian 𐭩𐭥𐭬 (cognate)