Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
decency
←
English
decent
(mention)
←
French
décence
(cognate)
←
Latin
decentia
(mention)
←
Latin
decens
(mention)
→
English
indecency
(prefix)
→
English
undecency
(prefix)