Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
tuath
←
Proto-Celtic
*toutā
(inherited)
←
Scottish Gaelic
tuathanach
(link)
←
Scottish Gaelic
a tuath
(link)
←
Scottish Gaelic
Cuan a Tuath
(link)
←
Scottish Gaelic
tuath magnaiteach
(link)
←
Scottish Gaelic
tuath-ghaoth
(link)
←
Scottish Gaelic
ear-thuath
(link)
←
Scottish Gaelic
tuathach
(link)
←
Proto-Indo-European
*tewtéh₂
(inherited)
←
Old Irish
túath
(inherited)
←
Old Irish
túaid
(inherited)
←
Old Irish
túaith
(mention)
→
Scottish Gaelic
deas
(link)
→
Scottish Gaelic
tuathanach
(affix)