Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
regēns
→
English
regent
(derived)
→
English
regency
(derived)
→
Catalan
regent
(derived)
→
Danish
regent
(derived)
→
Spanish
regente
(borrowed)
→
Old French
regent
(inherited)
→
Galician
rexente
(derived)
→
Latin
regno
(link)
→
Dutch
regent
(derived)
→
Polish
regent
(derived)