Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Central Kurdish
چوار
←
English
four
(cognate)
←
Persian
چهار
(cognate)
←
Proto-Indo-Iranian
*čatwā́ras
(inherited)
←
Proto-Indo-European
*kʷetwóres
(inherited)
←
Proto-Iranian
*čatwā́rah
(inherited)
→
Persian
چهار
(cognate)
→
Tajik
чор
(cognate)