Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ancient Greek
σκῶμμα
←
Ancient Greek
σκώπτω
(mention)
←
Ancient Greek
-μα
(affix)
→
English
scomm
(mention)
→
Latin
scomma
(derived)