Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
dhá
←
Irish
dó
(mention)
←
Irish
a
(mention)
←
Irish
beirt
(mention)
←
Irish
dá
(mention)
←
Irish
á
(link)
←
Proto-Indo-European
*dwóh₁
(derived)
←
Old Irish
dá
(inherited)
→
English
two
(cognate)
→
Irish
á
(mention)
→
Irish
dó
(link)
→
Irish
Déardaoin
(mention)
→
Irish
dá-
(mention)