Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin rnus

→ Latin diurnus (suffix)
→ Latin aeternus (suffix)
→ Latin paternus (suffix)
→ Latin modernus (suffix)
→ Latin hodiernus (suffix)
→ Latin veternus (suffix)
→ Latin aeviternus (suffix)