Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Vietnamese
bảy
←
Bahnar
tơpơh
(cognate)
←
Proto-Mon-Khmer
*d₁puulh
(inherited)
←
Proto-Vietic
*pəs
(inherited)
←
Bolyu
-
(cognate)
→
Arem
poh
(cognate)
→
Muong
páy
(cognate)
→
Vietnamese
thứ bảy
(compound)
→
Vietnamese
bộ bảy
(compound)
→
Vietnamese
thất
(link)
→
Mang
pyː³
(cognate)