Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
lught
←
Old Irish
lucht
(inherited)
→
Manx
bun-lught
(affix)
→
Manx
colught
(prefix)
→
Manx
neulught
(affix)
→
Manx
aalught
(prefix)