Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
buidheachas
←
Irish
buíochas
(cognate)
←
Scottish Gaelic
buidheach
(affix)
←
Scottish Gaelic
-as
(affix)
←
Old Irish
buīdechus
(inherited)
→
Irish
buíochas
(cognate)
→
Scottish Gaelic
mì-bhuidheachas
(prefix)