Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bactrian
σοφαρο
←
Persian
چهار
(cognate)
←
Proto-Iranian
*čaθwā́rah
(derived)
←
Ossetian
цыппар
(cognate)