Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
foso
←
Esperanto
fosi
(suffix)
←
Esperanto
o
(suffix)
←
Italian
fosso
(borrowed)
←
Latin
fossa
(borrowed)
→
Esperanto
fosi
(suffix)
→
Esperanto
fosmaŝino
(compound)
→
Ido
foso
(cognate)