Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Icelandic regla
Latin regula (borrowed)

Icelandic lögregla (compound)
Icelandic reglulegur (suffix)
Icelandic þumalputtaregla (compound)
Icelandic reglustika (affix)
Icelandic reglugerð (compound)