Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
skeeal
←
Proto-Celtic
*skʷetlom
(inherited)
←
Welsh
chwedl
(cognate)
←
Irish
scéal
(cognate)
←
Scottish Gaelic
sgeul
(cognate)
←
Proto-Indo-European
*sekʷ-
(derived)
←
Old Irish
scél
(inherited)
→
Irish
scéal
(cognate)
→
Scottish Gaelic
sgeul
(cognate)
→
Manx
ard-skeeal
(prefix)