Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
extemporaneus
←
Latin
ex
(prefix)
←
Latin
temporāneus
(prefix)
→
English
extemporanea
(mention)
→
Catalan
extemporani
(derived)
→
Spanish
extemporáneo
(derived)
→
French
extemporané
(derived)
→
Italian
estemporaneo
(derived)
→
Portuguese
extemporâneo
(derived)
→
Romanian
extemporaneu
(borrowed)