Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Assamese
আঠ
←
Proto-Indo-European
*oḱtṓw
(derived)
←
Oriya
ଆଠ
(cognate)
←
Sanskrit
अष्ट
(inherited)
→
Oriya
ଆଠ
(cognate)
→
Sylheti
ꠀꠐ
(cognate)