Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*(s)mewg-
→
English
smoke
(derived)
→
English
muck
(derived)
→
Welsh
mwg
(derived)
→
Middle English
muk
(derived)
→
Laz
მღ
(derived)