Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
beothachadh
→
Scottish Gaelic
ath-bheothachadh
(prefix)
→
Scottish Gaelic
ath-bheòthachadh
(prefix)