Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
iasg
←
Old English
fisc
(cognate)
←
Breton
pesk
(cognate)
←
Proto-Celtic
*ɸēskos
(inherited)
←
Welsh
pysgod
(cognate)
←
English
fish
(cognate)
←
Proto-Indo-European
*peisk-
(inherited)
←
Cornish
pysk
(cognate)
←
Latin
piscis
(cognate)
←
Old Irish
íasc
(inherited)
→
Scottish Gaelic
iasgair
(suffix)
→
Scottish Gaelic
iasgaich
(affix)
→
Scottish Gaelic
frith-iasg
(compound)
→
Scottish Gaelic
iasg is tiops
(mention)