Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
sruth
←
Gaulish
Phroudis
(mention)
←
Proto-Celtic
*srutom
(inherited)
←
Welsh
ffrwd
(cognate)
←
Proto-Indo-European
*srew-
(derived)
←
Old Irish
sruth
(inherited)
→
English
stream
(cognate)
→
Scottish Gaelic
eigh-shruth
(compound)
→
Scottish Gaelic
fo-shruth
(affix)
→
Scottish Gaelic
sruth-gaoith
(compound)
→
Scottish Gaelic
eadar-shruthach
(affix)