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

→ German Orthohelium (prefix)
→ German Orthonitrat (prefix)
→ German Orthosalpetersäure (prefix)
→ German orthomolekular (prefix)
→ German Orthophosphat (prefix)
→ German Orthokieselsäure (prefix)
→ German Orthosilicat (prefix)