Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
irrigō
→
Spanish
irrigar
(borrowed)
→
French
irriguer
(borrowed)
→
Italian
irrigare
(mention)
→
Latin
irriguus
(affix)
→
Latin
irrigatio
(affix)
→
Latin
irrigans
(mention)
→
Latin
irrigaturus
(mention)
→
Latin
irrigatus
(mention)
→
Latin
irrigandus
(mention)
→
Dutch
irrigeren
(derived)
→
Portuguese
irrigar
(borrowed)