Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aigéan
←
Welsh
eigion
(cognate)
←
Ancient Greek
Ὠκεανός
(derived)
←
Latin
Ōceanus
(borrowed)
←
Old Irish
océn
(inherited)
→
Welsh
eigion
(cognate)
→
Irish
aigéaneolaí
(compound)
→
Irish
aigéaneolaíocht
(compound)
→
Irish
aigéanach
(affix)
→
Irish
aigéanta
(affix)
→
Irish
aigéaneolaíoch
(affix)