Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Kurtop
ས
←
Tibetan
ས
(cognate)
←
Mandarin
-
(cognate)
←
Dzongkha
ས
(cognate)
←
Proto-Sino-Tibetan
*(s/z)a-j
(inherited)
←
Chinese
沙
(mention)