Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Irish
smúan
→
Irish
smaoin
(mention)
→
Irish
smuain
(mention)
→
Irish
smaoinigh
(mention)
→
Irish
smúin
(mention)