Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
amynedd
←
Proto-Celtic
*an-men
(inherited)
←
Welsh
anmynedd
(mention)
←
Proto-Indo-European
*men-
(inherited)
←
Old Irish
ainmne
(cognate)
→
Welsh
amyneddgar
(affix)
→
Old Irish
ainmne
(cognate)