Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
enseñar
←
Latin
insignō
(mention)
←
Latin
signō
(derived)
→
Catalan
ensenyar
(cognate)
→
Spanish
enseñable
(suffix)
→
Occitan
ensenhar
(cognate)