Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Hindi
हूं
←
Sauraseni Apabhramsa
हउं
(inherited)
←
Sauraseni Prakrit
𑀅𑀳𑀅𑀁
(inherited)
←
Sanskrit
अहम्
(inherited)