Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Romanian somn
Proto-Indo-European *swépnos (inherited)
Latin somnus (inherited)
Romanian somnoros (link)
Romanian dormi (link)
Proto-Slavic *somъ (cognate)

Italian sonno (cognate)
Romanian somnoros (suffix)
Romanian nesomn (prefix)
Romanian somnuleț (suffix)
Romanian somnișor (suffix)
Romani suno (cognate)
Aromanian somnu (cognate)