Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
espaçar
←
Proto-Indo-European
*speh₁-
(mention)
←
Latin
spatium
(mention)
←
Portuguese
espaço
(suffix)
←
Portuguese
ar
(suffix)
→
Portuguese
espaçamento
(affix)