Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bengali
শক্ত
←
Persian
سخت
(derived)
←
Hindi
सख़्त
(cognate)
→
Marathi
सक्त
(cognate)