Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Persian
هجده
←
Persian
هشت
(mention)
←
Persian
ده
(mention)
←
Middle Persian
hštdh
(inherited)
→
Central Kurdish
ھەژدە
(cognate)
→
Persian
هجدهم
(mention)