Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
lãa
←
Proto-Indo-European
*h₂wĺ̥h₁neh₂
(inherited)
←
Proto-Italic
*wlānā
(inherited)
←
Latin
lāna
(inherited)
→
Galician
la
(inherited)
→
Galician
laa
(inherited)
→
Portuguese
lã
(inherited)
→
Tetum
lan
(derived)