Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Norwegian Nynorsk tarv
Proto-Indo-European *terp- (root)
Norwegian Nynorsk torv (doublet)
Old Norse þǫrf (derived)

Norwegian Nynorsk torv (doublet)
Norwegian Nynorsk tarvløyse (affix)