Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
só
←
Latin
sōlus
(inherited)
←
Portuguese
solo
(doublet)
←
Old Portuguese
soo
(inherited)
→
Portuguese
solo
(doublet)
→
Portuguese
sozinho
(affix)
→
Portuguese
somente
(suffix)
→
Portuguese
só por cima do meu cadáver
(mention)