Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
clod
←
Proto-Brythonic
*klod
(inherited)
←
Proto-Celtic
*klutom
(inherited)
←
Welsh
clywed
(mention)
←
Proto-Indo-European
*ḱlew-
(derived)
→
English
loud
(mention)
→
Welsh
anghlod
(affix)
→
Welsh
clodwiw
(affix)
→
Welsh
clodfawr
(affix)
→
Irish
cloth
(cognate)
→
Old Irish
cloth
(cognate)