Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin regno
Latin rēgnum (mention)
Latin rēgālis (link)
Latin rēgāliter (link)
Latin regēns (link)
Latin rēgia (link)
Latin rēgiē (link)
Latin rēgificē (link)
Latin rēgificus (link)
Latin regimen (link)
Latin rēgīna (link)
Latin regiō (link)
Latin regiōnātim (link)
Latin rēgius (link)
Latin rēgnātor (link)
Latin rēgnātrīx (link)
Latin rēgnum (link)
Latin rēgula (link)
Latin rēx (link)
Romansch regnar (link)

Old French reignier (borrowed)
Latin conregno (prefix)