Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
ushtey
←
Proto-Celtic
*udenskyos
(inherited)
←
Proto-Indo-European
*wódr̥
(derived)
←
Old Irish
uisce
(inherited)
→
Manx
co-ushtee
(confix)
→
Manx
ushtagh
(affix)
→
Manx
ushtee
(affix)
→
Manx
ushtoil
(suffix)