Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
insomnious
←
English
insomnia
(cognate)
←
English
-ous
(affix)
←
Latin
insomniosus
(derived)
←
Latin
insomnia
(mention)