Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Coptic
ⲡⲓ
→
Coptic
ⲡⲓⲥⲛⲁⲩ
(compound)
→
Coptic
ⲣⲉⲙⲡⲓϣⲁϥⲉ
(prefix)
→
Coptic
ⲡⲓϣⲉⲛⲛⲟⲩϥⲓ
(prefix)
→
Coptic
ⲡⲓϫⲓⲙⲓ
(prefix)