Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Latin regius
← Proto-Indo-European *h₃reǵ- (root)
← Latin (mention)
← Latin rēx (suffix)
← Latin ius (suffix)

→ English regius (mention)
→ English regious (derived)
→ English regian (mention)
→ Latin aqua regia (compound)