Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Chinese
洞
←
Tibetan
དོང
(cognate)
←
Jingpho
kha-thung
(cognate)
←
Burmese
တွင်း
(cognate)
←
Proto-Sino-Tibetan
*dwa(ː)ŋ
(inherited)