Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Iranian
*Háywakah
→
Central Kurdish
یەک
(inherited)
→
Northern Kurdish
yek
(inherited)
→
Bactrian
ιωγο
(inherited)