Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
sognare
←
Proto-Indo-European
*swep-
(root)
←
Italian
sogno
(suffix)
←
Italian
are
(suffix)
←
Latin
somniāre
(inherited)
←
Latin
somniō
(mention)
→
Italian
sognatore
(suffix)
→
Italian
trasognare
(prefix)
→
Italian
sognabile
(suffix)
→
Italian
risognare
(prefix)
→
Portuguese
sonhar
(cognate)