Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
комусь
←
Polish
komuś
(cognate)
←
Ukrainian
кому́
(suffix)
←
Ukrainian
сь
(suffix)
←
Ukrainian
ко́му
(suffix)
←
Ukrainian
сь
(suffix)