Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
blàr
←
Proto-Celtic
*blā
(inherited)
←
Proto-Indo-European
*bʰel-
(inherited)
←
Old Irish
blāro-s
(inherited)
→
English
Blair
(derived)
→
Scottish Gaelic
Blair
(mention)
→
Scottish Gaelic
blàran
(suffix)