Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
drùiseil
←
Irish
drúisiúil
(cognate)
←
Scottish Gaelic
drùis
(affix)
←
Scottish Gaelic
-ail
(affix)
←
Old Irish
drúisemail
(inherited)
→
Irish
drúisiúil
(cognate)
→
Scottish Gaelic
drùisealachd
(affix)