Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
reo
←
Proto-Celtic
*ɸreswos
(inherited)
←
Irish
reodh
(link)
←
Irish
reódh
(link)
←
Irish
coinlín reo
(link)
←
Irish
coinneal reo
(link)
←
Irish
gabhairín reo
(link)
←
Irish
gabhar reo
(link)
←
Irish
frithreo
(link)
←
Irish
reo-chumhscú
(link)
←
Irish
reoigh
(link)
←
Irish
reoite
(link)
←
Proto-Indo-European
*prews-
(inherited)
←
Middle Irish
reód
(inherited)
←
Old Irish
réud
(inherited)
→
Welsh
rhew
(cognate)
→
Irish
ré
(alter)
→
Irish
reoigh
(affix)
→
Irish
reo-chumhscú
(compound)
→
Irish
aithreo
(affix)
→
Irish
frithreo
(affix)