Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Sanskrit फेन
Old English fām (cognate)
English foam (cognate)
Proto-Indo-European *(s)poH(y)- (root)
Proto-Indo-European (inherited)
Proto-Indo-European *(s)poH(y)- (mention)
Latin pūmex (cognate)
Latin spuma (mention)
Lithuanian spáinė (cognate)
Russian пе́на (cognate)

English foam (cognate)
Assamese ফেন (derived)
Gujarati ફીણ (derived)
Kalasha phénu (inherited)
Ossetian фынк (cognate)
Phalura phiíṇ (inherited)
Sanskrit फेनक (affix)