Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
shliawin
←
Proto-Celtic
*slibnos
(inherited)
←
Irish
sleamhain
(cognate)
←
Scottish Gaelic
sleamhainn
(cognate)
←
Old Irish
slemon
(inherited)
←
Old Irish
slemain
(mention)
→
Scottish Gaelic
sleamhainn
(cognate)