Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Avestan
𐬓𐬀𐬟𐬆𐬥𐬀
←
Proto-Indo-Iranian
*swápnas
(inherited)
←
Proto-Indo-European
*swépnos
(inherited)
←
Sanskrit
स्वप्न
(cognate)