Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
rùn
←
Old Irish
rún
(inherited)
→
Irish
rún
(cognate)
→
Scottish Gaelic
rùnag
(affix)
→
Scottish Gaelic
mì-rùn
(prefix)
→
Scottish Gaelic
comh-rùn
(affix)