Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
tha
←
Irish
tá
(cognate)
←
Proto-Indo-European
*steh₂-
(root)
←
Proto-Indo-European
*steh₂-
(derived)
←
Old Irish
at·tá
(derived)
→
Scottish Gaelic
ged
(compound)
→
Scottish Gaelic
ge-tà
(mention)