Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manchu
ᠪᠠᡨᡠ᠋ᡵ
→
Manchu
ᠪᠠᡨᡠ᠋ᡵᡠ
(doublet)