Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
widły
←
Proto-Slavic
*vidla
(inherited)
→
Polish
widelec
(affix)
→
Polish
widlasty
(affix)
→
Polish
rozwidlić
(affix)
→
Ukrainian
виделка
(cognate)