Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
amhrán
←
Scottish Gaelic
òran
(cognate)
←
Manx
arrane
(cognate)
←
Middle Irish
amrán
(inherited)
←
Old Irish
amar
(derived)
→
Irish
amhránaí
(suffix)
→
Irish
amhránach
(affix)
→
Scottish Gaelic
òran
(cognate)
→
Manx
arrane
(cognate)