Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
chão
←
Proto-Indo-European
*pleh₂-
(inherited)
←
Latin
plānum
(inherited)
←
Latin
plānus
(inherited)
←
Old Portuguese
prão
(link)
→
Galician
chan
(inherited)
→
Galician
chao
(inherited)
→
Galician
Chao
(inherited)
→
Macanese
cham
(derived)
→
Portuguese
chão
(inherited)
→
Portuguese
chão
(inherited)