Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Assamese
লিখা
←
Bengali
লেখা
(cognate)
←
Sanskrit
लिखति
(derived)
←
Sylheti
ꠟꠦꠈꠣ
(cognate)