Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
obsessão
←
Latin
obsessiō
(mention)
←
Latin
obsideō
(mention)
←
Latin
ob
(mention)
←
Latin
sedeō
(mention)
→
Portuguese
auto-obsessão
(affix)