Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
bwoid
←
Proto-Celtic
*buzdos
(inherited)
←
Proto-Indo-European
*gʷosdʰos
(inherited)
←
Middle Irish
bot
(inherited)