Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sanskrit
अज्ञात
→
Hindi
अज्ञात
(borrowed)
→
Tocharian B
aknātsa
(cognate)
→
Tocharian A
āknats
(cognate)