Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Assamese
চিঠি
←
Hindi
चिट्टी
(cognate)
→
Hindi
चिट्ठी
(cognate)
→
Marathi
चिठ्ठी
(cognate)