Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
sfera
→
Catalan
estratosfera
(confix)
→
Catalan
magnetosfera
(confix)
→
Catalan
troposfera
(confix)
→
Catalan
ionosfera
(confix)
→
Catalan
termosfera
(confix)
→
Catalan
exosfera
(confix)