Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
rìoghachd
←
Middle Irish
rígdacht
(inherited)
→
Irish
ríocht
(cognate)
→
Scottish Gaelic
mì-rìoghachd
(prefix)
→
Scottish Gaelic
eadar-rìoghachd
(prefix)
→
Manx
riaght
(cognate)