Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
intinn
←
Manx
inçhyn
(cognate)
←
Latin
intentiō
(derived)
←
Old Irish
intinn
(inherited)
←
Old Irish
inntinn
(mention)
→
Irish
mórintinn
(affix)
→
Irish
ardintinneach
(affix)