Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
leito
←
Proto-Indo-European
*legʰ-
(derived)
←
Latin
lectus
(inherited)
→
Galician
leito
(inherited)
→
Portuguese
leito
(inherited)