Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Hindi
रखना
←
Proto-Indo-Iranian
*Hrakš-
(root)
←
Proto-Indo-Aryan
*Hrakṣ-
(root)
←
Proto-Indo-European
*h₂lek-
(root)
←
Nepali
राख्नु
(cognate)
←
Sauraseni Prakrit
𑀭𑀓𑁆𑀔𑀤𑀺
(inherited)
←
Sanskrit
रक्ष्
(root)
←
Sanskrit
रक्षति
(inherited)
→
Hindi
रक्खना
(doublet)