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

→ Icelandic tvinntala (affix)
→ Icelandic tvinnfall (affix)
→ Icelandic tvinnlína (affix)
→ Icelandic tvinnrúmfræði (affix)
→ Icelandic tvinnpunktur (affix)