Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
láthair
←
Proto-Celtic
*ɸlātrom
(inherited)
←
Scottish Gaelic
làthair
(cognate)
←
Proto-Indo-European
*pleh₂-
(root)
←
Proto-Indo-European
*pleh₂-
(derived)
←
Old Irish
láthar
(inherited)
→
Irish
láithreán
(suffix)
→
Irish
láithreach
(affix)
→
Irish
láithreach
(link)
→
Irish
láithreacht
(suffix)
→
Scottish Gaelic
làthair
(cognate)