Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
teoiric
←
Ancient Greek
θεωρική
(derived)
←
Latin
theōria
(cognate)
←
Old Irish
teöir
(cognate)
←
Old Irish
teoiricecht
(cognate)
→
Irish
teoiricí
(affix)
→
Irish
teoiriciúil
(affix)
→
Irish
tacartheoiric
(affix)
→
Irish
réimsetheoiric
(affix)
→
Irish
cinneadhtheoiric
(affix)