Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Italian retto
Proto-Indo-European *h₃reǵ- (root)
Proto-Indo-European *h₃reǵtós (inherited)
Italian rettamente (link)
Italian angolo retto (link)
Italian caso retto (link)
Italian linea retta (link)
Italian rettitudine (link)
Italian rettore (link)
Italian ritto (link)
Italian [[intestino]] [[retto]] (mention)
Italian rettale (link)
Italian rettocele (link)
Italian rettorragia (link)
Italian rettoscopia (link)
Italian rettovescicale (link)
Latin rēctus (inherited)
Latin [[rēctum]] [[intestīnum]] (derived)

Italian retta (mention)
Italian ritto (mention)
Italian rettangolo (mention)
Italian rettitudine (suffix)
Italian rettamente (suffix)
Italian rettale (affix)
Italian rettoscopia (confix)
Italian rettoscopio (suffix)
Italian caso retto (mention)
Italian retto- (mention)
Italian rettovescicale (prefix)
Italian semiretto (prefix)
Italian rettouretrale (prefix)