Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
perche
←
Catalan
perxa
(cognate)
←
French
saut à la perche
(link)
←
French
tendre la perche
(link)
←
French
tendre une perche
(link)
←
Old French
perche
(inherited)
←
Old French
perche
(inherited)
←
Ancient Greek
πέρκη
(derived)
←
Latin
perca
(derived)
←
Latin
pertica
(derived)
→
Catalan
perxa
(cognate)
→
French
écoperche
(affix)
→
French
écoperche
(affix)
→
Luxembourgish
Piisch
(derived)
→
Norman
pèrque
(cognate)