Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Konkani
दोन
←
Hindi
दो
(cognate)
←
Marathi
दोन
(cognate)
←
Sanskrit
द्व
(derived)
→
Kalasha
du
(cognate)