Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
espàtula
←
Catalan
espatlla
(doublet)
←
Latin
spatula
(borrowed)
→
Catalan
espatlla
(doublet)