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

→ Italian optometro (confix)
→ Italian optometria (confix)
→ Italian optoelettronica (prefix)
→ Italian optografia (confix)
→ Italian optogramma (confix)
→ Italian optogenetico (prefix)
→ Italian optogalvanico (prefix)
→ Italian optoisolatore (prefix)