Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
bídeach
←
Proto-Celtic
*bid
(inherited)
←
French
-
(cognate)
←
French
bider
(mention)
←
French
bidet
(mention)
→
French
bidet
(cognate)