Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
diluo
←
Proto-Indo-European
*lewh₃-
(root)
←
Latin
dis
(prefix)
←
Latin
lavō
(prefix)
→
Catalan
diluir
(derived)
→
Spanish
diluir
(derived)
→
Portuguese
diluir
(derived)